diff --git a/.changeset/quick-frogs-fold.md b/.changeset/quick-frogs-fold.md
new file mode 100644
index 0000000000..4b79d1ec92
--- /dev/null
+++ b/.changeset/quick-frogs-fold.md
@@ -0,0 +1,6 @@
+---
+"@latticexyz/config": patch
+"@latticexyz/store": patch
+---
+
+Fixed a few type issues with `namespaceLabel` in tables and added/clarified TSDoc for config input/output objects.
diff --git a/.changeset/tasty-toys-deliver.md b/.changeset/tasty-toys-deliver.md
new file mode 100644
index 0000000000..5a438a7b31
--- /dev/null
+++ b/.changeset/tasty-toys-deliver.md
@@ -0,0 +1,7 @@
+---
+"@latticexyz/cli": patch
+"@latticexyz/world": patch
+---
+
+Add a strongly typed `namespaceLabel` to the system config output.
+It corresponds to the `label` of the namespace the system belongs to and can't be set manually.
diff --git a/packages/cli/src/deploy/common.ts b/packages/cli/src/deploy/common.ts
index 97a94dd174..08c696eb49 100644
--- a/packages/cli/src/deploy/common.ts
+++ b/packages/cli/src/deploy/common.ts
@@ -82,19 +82,24 @@ export type Library = DeterministicContract & {
 };
 
 export type System = DeterministicContract & {
+  // labels
   readonly label: string;
+  readonly namespaceLabel: string;
+  // resource ID
   readonly namespace: string;
   readonly name: string;
   readonly systemId: Hex;
+  // access
   readonly allowAll: boolean;
   readonly allowedAddresses: readonly Hex[];
   readonly allowedSystemIds: readonly Hex[];
+  // world registration
   readonly worldFunctions: readonly WorldFunction[];
 };
 
 export type DeployedSystem = Omit<
   System,
-  "label" | "abi" | "prepareDeploy" | "deployedBytecodeSize" | "allowedSystemIds"
+  "label" | "namespaceLabel" | "abi" | "prepareDeploy" | "deployedBytecodeSize" | "allowedSystemIds"
 > & {
   address: Address;
 };
diff --git a/packages/config/src/common.ts b/packages/config/src/common.ts
index d56e487acd..0e63a6069c 100644
--- a/packages/config/src/common.ts
+++ b/packages/config/src/common.ts
@@ -24,13 +24,39 @@ export type Schema = {
 };
 
 export type Table = {
+  /**
+   * Human-readable label for this table. Used as config keys, library names, and filenames.
+   * Labels are not length constrained like resource names, but special characters should be avoided to be compatible with the filesystem, Solidity compiler, etc.
+   */
   readonly label: string;
+  /**
+   * Human-readable label for this table's namespace. Used for namespace config keys and directory names.
+   */
+  readonly namespaceLabel: string;
+  /**
+   * Table type used in table's resource ID and determines how storage and events are used by this table.
+   */
   readonly type: satisfy<ResourceType, "table" | "offchainTable">;
+  /**
+   * Table namespace used in table's resource ID and determines access control.
+   */
   readonly namespace: string;
-  readonly namespaceLabel: string;
+  /**
+   * Table name used in table's resource ID.
+   */
   readonly name: string;
+  /**
+   * Table's resource ID.
+   */
   readonly tableId: Hex;
+  /**
+   * Schema definition for this table's records.
+   */
   readonly schema: Schema;
+  /**
+   * Primary key for records of this table. An array of zero or more schema field names.
+   * Using an empty array acts like a singleton, where only one record can exist for this table.
+   */
   readonly key: readonly string[];
 };
 
diff --git a/packages/store/ts/config/v2/defaults.ts b/packages/store/ts/config/v2/defaults.ts
index 13bf194559..fb2abaf6ef 100644
--- a/packages/store/ts/config/v2/defaults.ts
+++ b/packages/store/ts/config/v2/defaults.ts
@@ -24,9 +24,9 @@ export const TABLE_DEPLOY_DEFAULTS = {
 export type TABLE_DEPLOY_DEFAULTS = typeof TABLE_DEPLOY_DEFAULTS;
 
 export const TABLE_DEFAULTS = {
-  namespace: "",
+  namespaceLabel: "",
   type: "table",
-} as const satisfies Pick<TableInput, "namespace" | "type">;
+} as const satisfies Pick<TableInput, "namespaceLabel" | "type">;
 
 export type TABLE_DEFAULTS = typeof TABLE_DEFAULTS;
 
diff --git a/packages/store/ts/config/v2/input.ts b/packages/store/ts/config/v2/input.ts
index ca103761bf..081e9671cc 100644
--- a/packages/store/ts/config/v2/input.ts
+++ b/packages/store/ts/config/v2/input.ts
@@ -18,11 +18,17 @@ export type TableDeployInput = Partial<TableDeploy>;
 
 export type TableInput = {
   /**
-   * Human-readable table label. Used as config keys, table library names, and filenames.
+   * Human-readable label for this table. Used as config keys, library names, and filenames.
    * Labels are not length constrained like resource names, but special characters should be avoided to be compatible with the filesystem, Solidity compiler, etc.
    */
   readonly label: string;
   /**
+   * Human-readable label for this table's namespace. Used for namespace config keys and directory names.
+   * Defaults to the nearest namespace in the config or root namespace if not set.
+   */
+  readonly namespaceLabel?: string;
+  /**
+   * Table type used in table's resource ID and determines how storage and events are used by this table.
    * Defaults to `table` if not set.
    */
   readonly type?: "table" | "offchainTable";
@@ -31,17 +37,19 @@ export type TableInput = {
    * Defaults to the nearest namespace in the config or root namespace if not set.
    */
   readonly namespace?: string;
-  /**
-   * Human-readable namespace label.
-   * Defaults to the nearest namespace in the config or root namespace if not set.
-   */
-  readonly namespaceLabel?: string;
   /**
    * Table name used in table's resource ID.
    * Defaults to the first 16 characters of `label` if not set.
    */
   readonly name?: string;
+  /**
+   * Schema definition for this table's records.
+   */
   readonly schema: SchemaInput;
+  /**
+   * Primary key for records of this table. An array of zero or more schema field names.
+   * Using an empty array acts like a singleton, where only one record can exist for this table.
+   */
   readonly key: readonly string[];
   readonly codegen?: TableCodegenInput;
   readonly deploy?: TableDeployInput;
@@ -52,7 +60,7 @@ export type TableShorthandInput = SchemaInput | string;
 export type TablesInput = {
   // remove label and namespace as these are set contextually
   // and allow defining a table using shorthand
-  readonly [label: string]: Omit<TableInput, "label" | "namespace" | "namespaceLabel"> | TableShorthandInput;
+  readonly [label: string]: Omit<TableInput, "label" | "namespaceLabel" | "namespace"> | TableShorthandInput;
 };
 
 export type CodegenInput = Partial<Codegen>;
diff --git a/packages/store/ts/config/v2/store.test.ts b/packages/store/ts/config/v2/store.test.ts
index d5efe6e04e..9357f192fb 100644
--- a/packages/store/ts/config/v2/store.test.ts
+++ b/packages/store/ts/config/v2/store.test.ts
@@ -81,8 +81,8 @@ describe("defineStore", () => {
       readonly tables: {
         readonly Example: {
           readonly label: "Example"
-          readonly type: "table"
           readonly namespaceLabel: ""
+          readonly type: "table"
           readonly namespace: string
           readonly name: string
           readonly tableId: \`0x\${string}\`
@@ -115,8 +115,8 @@ describe("defineStore", () => {
   readonly tables: {
     readonly Example: {
       readonly label: "Example"
-      readonly type: "table"
       readonly namespaceLabel: ""
+      readonly type: "table"
       readonly namespace: string
       readonly name: string
       readonly tableId: \`0x\${string}\`
@@ -237,8 +237,8 @@ describe("defineStore", () => {
       readonly tables: {
         readonly Example: {
           readonly label: "Example"
-          readonly type: "table"
           readonly namespaceLabel: "root"
+          readonly type: "table"
           readonly namespace: string
           readonly name: string
           readonly tableId: \`0x\${string}\`
@@ -271,8 +271,8 @@ describe("defineStore", () => {
   readonly tables: {
     readonly root__Example: {
       readonly label: "Example"
-      readonly type: "table"
       readonly namespaceLabel: "root"
+      readonly type: "table"
       readonly namespace: string
       readonly name: string
       readonly tableId: \`0x\${string}\`
@@ -651,28 +651,48 @@ describe("defineStore", () => {
         namespace: "CustomNS",
         tables: {
           Example: {
-            // @ts-expect-error "Overrides of `label` and `namespace` are not allowed for tables in this context"
+            // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context"
             label: "NotAllowed",
             schema: { id: "address" },
             key: ["id"],
           },
         },
       }),
-    ).throwsAndHasTypeError("Overrides of `label` and `namespace` are not allowed for tables in this context");
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context",
+    );
 
     attest(() =>
       defineStore({
         namespace: "CustomNS",
         tables: {
           Example: {
-            // @ts-expect-error "Overrides of `label` and `namespace` are not allowed for tables in this context"
+            // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context"
+            namespaceLabel: "NotAllowed",
+            schema: { id: "address" },
+            key: ["id"],
+          },
+        },
+      }),
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context",
+    );
+
+    attest(() =>
+      defineStore({
+        namespace: "CustomNS",
+        tables: {
+          Example: {
+            // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context"
             namespace: "NotAllowed",
             schema: { id: "address" },
             key: ["id"],
           },
         },
       }),
-    ).throwsAndHasTypeError("Overrides of `label` and `namespace` are not allowed for tables in this context");
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context",
+    );
 
     attest(() =>
       defineStore({
@@ -680,7 +700,7 @@ describe("defineStore", () => {
           CustomNS: {
             tables: {
               Example: {
-                // @ts-expect-error "Overrides of `label` and `namespace` are not allowed for tables in this context"
+                // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context"
                 label: "NotAllowed",
                 schema: { id: "address" },
                 key: ["id"],
@@ -689,7 +709,9 @@ describe("defineStore", () => {
           },
         },
       }),
-    ).throwsAndHasTypeError("Overrides of `label` and `namespace` are not allowed for tables in this context");
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context",
+    );
 
     attest(() =>
       defineStore({
@@ -697,7 +719,26 @@ describe("defineStore", () => {
           CustomNS: {
             tables: {
               Example: {
-                // @ts-expect-error "Overrides of `label` and `namespace` are not allowed for tables in this context"
+                // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context"
+                namespaceLabel: "NotAllowed",
+                schema: { id: "address" },
+                key: ["id"],
+              },
+            },
+          },
+        },
+      }),
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context",
+    );
+
+    attest(() =>
+      defineStore({
+        namespaces: {
+          CustomNS: {
+            tables: {
+              Example: {
+                // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context"
                 namespace: "NotAllowed",
                 schema: { id: "address" },
                 key: ["id"],
@@ -706,7 +747,9 @@ describe("defineStore", () => {
           },
         },
       }),
-    ).throwsAndHasTypeError("Overrides of `label` and `namespace` are not allowed for tables in this context");
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context",
+    );
   });
 
   it("should allow const enum as input", () => {
diff --git a/packages/store/ts/config/v2/table.ts b/packages/store/ts/config/v2/table.ts
index 2287cd81ec..3c95eb484d 100644
--- a/packages/store/ts/config/v2/table.ts
+++ b/packages/store/ts/config/v2/table.ts
@@ -47,7 +47,7 @@ export type ValidateTableOptions = { inStoreContext: boolean };
 
 export type requiredTableKey<inStoreContext extends boolean> = Exclude<
   requiredKeyOf<TableInput>,
-  inStoreContext extends true ? "label" | "namespace" : ""
+  inStoreContext extends true ? "label" | "namespaceLabel" | "namespace" : never
 >;
 
 export type validateTable<
@@ -59,9 +59,9 @@ export type validateTable<
     ? validateKeys<getStaticAbiTypeKeys<conform<get<input, "schema">, SchemaInput>, scope>, get<input, key>>
     : key extends "schema"
       ? validateSchema<get<input, key>, scope>
-      : key extends "label" | "namespace"
+      : key extends "label" | "namespaceLabel" | "namespace"
         ? options["inStoreContext"] extends true
-          ? ErrorMessage<"Overrides of `label` and `namespace` are not allowed for tables in this context">
+          ? ErrorMessage<"Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context">
           : key extends keyof input
             ? narrow<input[key]>
             : never
@@ -115,8 +115,13 @@ export function validateTable<input, scope extends Scope = AbiTypeScope>(
     throw new Error(`Table \`name\` must fit into a \`bytes16\`, but "${input.name}" is too long.`);
   }
 
-  if (options.inStoreContext && (hasOwnKey(input, "label") || hasOwnKey(input, "namespace"))) {
-    throw new Error("Overrides of `label` and `namespace` are not allowed for tables in this context.");
+  if (
+    options.inStoreContext &&
+    (hasOwnKey(input, "label") || hasOwnKey(input, "namespaceLabel") || hasOwnKey(input, "namespace"))
+  ) {
+    throw new Error(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context.",
+    );
   }
 }
 
@@ -151,10 +156,10 @@ export function resolveTableCodegen<input extends TableInput>(input: input): res
 export type resolveTable<input, scope extends Scope = Scope> = input extends TableInput
   ? {
       readonly label: input["label"];
-      readonly type: undefined extends input["type"] ? typeof TABLE_DEFAULTS.type : input["type"];
       readonly namespaceLabel: undefined extends input["namespaceLabel"]
-        ? typeof TABLE_DEFAULTS.namespace
+        ? typeof TABLE_DEFAULTS.namespaceLabel
         : input["namespaceLabel"];
+      readonly type: undefined extends input["type"] ? typeof TABLE_DEFAULTS.type : input["type"];
       readonly namespace: string;
       readonly name: string;
       readonly tableId: Hex;
@@ -171,8 +176,10 @@ export function resolveTable<input extends TableInput, scope extends Scope = Abi
   input: input,
   scope: scope = AbiTypeScope as unknown as scope,
 ): resolveTable<input, scope> {
-  const namespaceLabel = input.namespaceLabel ?? TABLE_DEFAULTS.namespace;
+  const namespaceLabel = input.namespaceLabel ?? TABLE_DEFAULTS.namespaceLabel;
+  // validate ensures this is length constrained
   const namespace = input.namespace ?? namespaceLabel;
+
   const label = input.label;
   const name = input.name ?? label.slice(0, 16);
   const type = input.type ?? TABLE_DEFAULTS.type;
diff --git a/packages/store/vitestSetup.ts b/packages/store/vitestSetup.ts
index 533675030d..61f38808c3 100644
--- a/packages/store/vitestSetup.ts
+++ b/packages/store/vitestSetup.ts
@@ -1 +1,3 @@
-export { setup, cleanup as teardown } from "@ark/attest";
+import { setup } from "@ark/attest";
+
+export default () => setup({ updateSnapshots: true });
diff --git a/packages/world/ts/config/v2/defaults.ts b/packages/world/ts/config/v2/defaults.ts
index 13f77b09fb..8a965d6d80 100644
--- a/packages/world/ts/config/v2/defaults.ts
+++ b/packages/world/ts/config/v2/defaults.ts
@@ -8,10 +8,10 @@ export const SYSTEM_DEPLOY_DEFAULTS = {
 export type SYSTEM_DEPLOY_DEFAULTS = typeof SYSTEM_DEPLOY_DEFAULTS;
 
 export const SYSTEM_DEFAULTS = {
-  namespace: "",
+  namespaceLabel: "",
   openAccess: true,
   accessList: [],
-} as const satisfies Omit<Required<SystemInput>, "label" | "name" | "deploy">;
+} as const satisfies Omit<Required<SystemInput>, "label" | "namespace" | "name" | "deploy">;
 
 export type SYSTEM_DEFAULTS = typeof SYSTEM_DEFAULTS;
 
diff --git a/packages/world/ts/config/v2/input.ts b/packages/world/ts/config/v2/input.ts
index 9af5b30884..e18f10458c 100644
--- a/packages/world/ts/config/v2/input.ts
+++ b/packages/world/ts/config/v2/input.ts
@@ -10,6 +10,11 @@ export type SystemInput = {
    * Labels are not length constrained like resource names, but special characters should be avoided to be compatible with the filesystem, Solidity compiler, etc.
    */
   readonly label: string;
+  /**
+   * Human-readable label for this system's namespace. Used for namespace config keys and directory names.
+   * Defaults to the nearest namespace in the config or root namespace if not set.
+   */
+  readonly namespaceLabel?: string;
   /**
    * System namespace used in systems's resource ID and determines access control.
    * Defaults to the nearest namespace in the config or root namespace if not set.
@@ -28,7 +33,7 @@ export type SystemInput = {
 };
 
 export type SystemsInput = {
-  readonly [label: string]: Omit<SystemInput, "label" | "namespace">;
+  readonly [label: string]: Omit<SystemInput, "label" | "namespaceLabel" | "namespace">;
 };
 
 export type NamespaceInput = StoreNamespaceInput & {
diff --git a/packages/world/ts/config/v2/namespace.ts b/packages/world/ts/config/v2/namespace.ts
index 36100fc7e4..760b9a80bd 100644
--- a/packages/world/ts/config/v2/namespace.ts
+++ b/packages/world/ts/config/v2/namespace.ts
@@ -27,7 +27,7 @@ export type resolveNamespace<input, scope extends Scope = AbiTypeScope> = input
   ? show<
       resolveStoreNamespace<input, scope> & {
         readonly systems: input["systems"] extends SystemsInput
-          ? show<resolveSystems<input["systems"], resolveStoreNamespace<input, scope>["namespace"]>>
+          ? show<resolveSystems<input["systems"], resolveStoreNamespace<input, scope>["label"]>>
           : {};
       }
     >
@@ -38,7 +38,7 @@ export function resolveNamespace<const input extends NamespaceInput, scope exten
   scope: scope = AbiTypeScope as never,
 ): resolveNamespace<input, scope> {
   const namespace = resolveStoreNamespace(input, scope);
-  const systems = resolveSystems(input.systems ?? {}, namespace.namespace);
+  const systems = resolveSystems(input.systems ?? {}, namespace.label, namespace.namespace);
   return {
     ...namespace,
     systems,
diff --git a/packages/world/ts/config/v2/output.ts b/packages/world/ts/config/v2/output.ts
index 00e78c83b5..1bf8cb6427 100644
--- a/packages/world/ts/config/v2/output.ts
+++ b/packages/world/ts/config/v2/output.ts
@@ -41,10 +41,14 @@ export type SystemDeploy = {
 
 export type System = {
   /**
-   * Human-readable system label. Used as config keys, interface names, and filenames.
+   * Human-readable label for this system. Used as config keys, interface names, and filenames.
    * Labels are not length constrained like resource names, but special characters should be avoided to be compatible with the filesystem, Solidity compiler, etc.
    */
   readonly label: string;
+  /**
+   * Human-readable label for this system's namespace. Used for namespace config keys and directory names.
+   */
+  readonly namespaceLabel: string;
   /**
    * System namespace used in system's resource ID and determines access control.
    */
diff --git a/packages/world/ts/config/v2/system.test.ts b/packages/world/ts/config/v2/system.test.ts
index a1a11b08fe..b8935f95e6 100644
--- a/packages/world/ts/config/v2/system.test.ts
+++ b/packages/world/ts/config/v2/system.test.ts
@@ -13,7 +13,7 @@ describe("resolveSystem", () => {
     const expected = {
       ...SYSTEM_DEFAULTS,
       label: "ExampleSystem",
-      namespace: "",
+      namespace: "" as string,
       name: "ExampleSystem" as string,
       systemId: resourceToHex({ type: "system", namespace: "", name: "ExampleSystem" }),
       deploy: {
@@ -34,7 +34,7 @@ describe("resolveSystem", () => {
     const expected = {
       ...SYSTEM_DEFAULTS,
       label: "ExampleSystem",
-      namespace: "",
+      namespace: "" as string,
       name: "ExampleSystem" as string,
       systemId: resourceToHex({ type: "system", namespace: "", name: "ExampleSystem" }),
       deploy: {
@@ -55,7 +55,7 @@ describe("resolveSystem", () => {
     const expected = {
       ...SYSTEM_DEFAULTS,
       label: "ExampleSystem",
-      namespace: "",
+      namespace: "" as string,
       name: "ExampleSystem" as string,
       systemId: resourceToHex({ type: "system", namespace: "", name: "ExampleSystem" }),
       openAccess: false,
diff --git a/packages/world/ts/config/v2/system.ts b/packages/world/ts/config/v2/system.ts
index cc201078a4..ea74a6f256 100644
--- a/packages/world/ts/config/v2/system.ts
+++ b/packages/world/ts/config/v2/system.ts
@@ -9,14 +9,14 @@ export type ValidateSystemOptions = { readonly inNamespace?: true };
 
 export type requiredSystemKey<inNamespace extends true | undefined> = Exclude<
   requiredKeyOf<SystemInput>,
-  inNamespace extends true ? "label" | "namespace" : never
+  inNamespace extends true ? "label" | "namespaceLabel" | "namespace" : never
 >;
 
 export type validateSystem<input, options extends ValidateSystemOptions = {}> = {
   [key in keyof input | requiredSystemKey<options["inNamespace"]>]: key extends keyof SystemInput
-    ? key extends "label" | "namespace"
+    ? key extends "label" | "namespaceLabel" | "namespace"
       ? options["inNamespace"] extends true
-        ? ErrorMessage<"Overrides of `label` and `namespace` are not allowed for systems in this context.">
+        ? ErrorMessage<"Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for systems in this context.">
         : key extends keyof input
           ? narrow<input[key]>
           : never
@@ -32,8 +32,24 @@ export function validateSystem<input>(
     throw new Error(`Expected full system config, got \`${JSON.stringify(input)}\``);
   }
 
-  if (options.inNamespace && (hasOwnKey(input, "label") || hasOwnKey(input, "namespace"))) {
-    throw new Error("Overrides of `label` and `namespace` are not allowed for systems in this context.");
+  if (
+    options.inNamespace &&
+    (hasOwnKey(input, "label") || hasOwnKey(input, "namespaceLabel") || hasOwnKey(input, "namespace"))
+  ) {
+    throw new Error(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for systems in this context.",
+    );
+  }
+
+  if (
+    hasOwnKey(input, "namespaceLabel") &&
+    typeof input.namespaceLabel === "string" &&
+    (!hasOwnKey(input, "namespace") || typeof input.namespace !== "string") &&
+    input.namespaceLabel.length > 14
+  ) {
+    throw new Error(
+      `System \`namespace\` defaults to \`namespaceLabel\`, but must fit into a \`bytes14\` and "${input.namespaceLabel}" is too long. Provide explicit \`namespace\` override.`,
+    );
   }
 
   if (hasOwnKey(input, "namespace") && typeof input.namespace === "string" && input.namespace.length > 14) {
@@ -47,7 +63,10 @@ export function validateSystem<input>(
 export type resolveSystem<input> = input extends SystemInput
   ? {
       readonly label: input["label"];
-      readonly namespace: undefined extends input["namespace"] ? SYSTEM_DEFAULTS["namespace"] : input["namespace"];
+      readonly namespaceLabel: undefined extends input["namespaceLabel"]
+        ? typeof SYSTEM_DEFAULTS.namespaceLabel
+        : input["namespaceLabel"];
+      readonly namespace: string;
       readonly name: string;
       readonly systemId: Hex;
       readonly openAccess: undefined extends input["openAccess"] ? SYSTEM_DEFAULTS["openAccess"] : input["openAccess"];
@@ -59,8 +78,11 @@ export type resolveSystem<input> = input extends SystemInput
   : never;
 
 export function resolveSystem<input extends SystemInput>(input: input): resolveSystem<input> {
+  const namespaceLabel = input.namespaceLabel ?? SYSTEM_DEFAULTS.namespaceLabel;
+  // validate ensures this is length constrained
+  const namespace = input.namespace ?? namespaceLabel;
+
   const label = input.label;
-  const namespace = input.namespace ?? SYSTEM_DEFAULTS.namespace;
   const name = input.name ?? label.slice(0, 16);
   const systemId = resourceToHex({ type: "system", namespace, name });
 
@@ -68,6 +90,7 @@ export function resolveSystem<input extends SystemInput>(input: input): resolveS
     {
       ...input,
       label,
+      namespaceLabel,
       namespace,
       name,
       systemId,
diff --git a/packages/world/ts/config/v2/systems.ts b/packages/world/ts/config/v2/systems.ts
index d223708b52..8bf6fe40fc 100644
--- a/packages/world/ts/config/v2/systems.ts
+++ b/packages/world/ts/config/v2/systems.ts
@@ -21,17 +21,20 @@ export function validateSystems(input: unknown): asserts input is SystemsInput {
   throw new Error(`Expected system config, received ${JSON.stringify(input)}`);
 }
 
-export type resolveSystems<systems extends SystemsInput, namespace extends string> = {
-  [label in keyof systems]: resolveSystem<systems[label] & { label: label; namespace: namespace }>;
+export type resolveSystems<systems extends SystemsInput, namespaceLabel extends string> = {
+  [label in keyof systems]: resolveSystem<
+    systems[label] & { label: label; namespaceLabel: namespaceLabel; namespace: string }
+  >;
 };
 
-export function resolveSystems<systems extends SystemsInput, namespace extends string>(
+export function resolveSystems<systems extends SystemsInput, namespaceLabel extends string>(
   systems: systems,
-  namespace: namespace,
-): resolveSystems<systems, namespace> {
+  namespaceLabel: namespaceLabel,
+  namespace: string,
+): resolveSystems<systems, namespaceLabel> {
   return Object.fromEntries(
     Object.entries(systems).map(([label, system]) => {
-      return [label, resolveSystem({ ...system, label, namespace })];
+      return [label, resolveSystem({ ...system, label, namespaceLabel, namespace })];
     }),
   ) as never;
 }
diff --git a/packages/world/ts/config/v2/world.test.ts b/packages/world/ts/config/v2/world.test.ts
index 222fc2438f..e055253980 100644
--- a/packages/world/ts/config/v2/world.test.ts
+++ b/packages/world/ts/config/v2/world.test.ts
@@ -206,8 +206,8 @@ describe("defineWorld", () => {
   readonly tables: {
     readonly Example: {
       readonly label: "Example"
-      readonly type: "table"
       readonly namespaceLabel: ""
+      readonly type: "table"
       readonly namespace: string
       readonly name: string
       readonly tableId: \`0x\${string}\`
@@ -257,8 +257,8 @@ describe("defineWorld", () => {
       readonly tables: {
         readonly Example: {
           readonly label: "Example"
-          readonly type: "table"
           readonly namespaceLabel: ""
+          readonly type: "table"
           readonly namespace: string
           readonly name: string
           readonly tableId: \`0x\${string}\`
@@ -391,8 +391,8 @@ describe("defineWorld", () => {
   readonly tables: {
     readonly root__Example: {
       readonly label: "Example"
-      readonly type: "table"
       readonly namespaceLabel: "root"
+      readonly type: "table"
       readonly namespace: string
       readonly name: string
       readonly tableId: \`0x\${string}\`
@@ -442,8 +442,8 @@ describe("defineWorld", () => {
       readonly tables: {
         readonly Example: {
           readonly label: "Example"
-          readonly type: "table"
           readonly namespaceLabel: "root"
+          readonly type: "table"
           readonly namespace: string
           readonly name: string
           readonly tableId: \`0x\${string}\`
@@ -517,28 +517,48 @@ describe("defineWorld", () => {
         namespace: "CustomNS",
         tables: {
           Example: {
-            // @ts-expect-error "Overrides of `label` and `namespace` are not allowed for tables in this context"
+            // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context"
             label: "NotAllowed",
             schema: { id: "address" },
             key: ["id"],
           },
         },
       }),
-    ).throwsAndHasTypeError("Overrides of `label` and `namespace` are not allowed for tables in this context");
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context",
+    );
 
     attest(() =>
       defineWorld({
         namespace: "CustomNS",
         tables: {
           Example: {
-            // @ts-expect-error "Overrides of `label` and `namespace` are not allowed for tables in this context"
+            // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context"
+            namespaceLabel: "NotAllowed",
+            schema: { id: "address" },
+            key: ["id"],
+          },
+        },
+      }),
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context",
+    );
+
+    attest(() =>
+      defineWorld({
+        namespace: "CustomNS",
+        tables: {
+          Example: {
+            // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context"
             namespace: "NotAllowed",
             schema: { id: "address" },
             key: ["id"],
           },
         },
       }),
-    ).throwsAndHasTypeError("Overrides of `label` and `namespace` are not allowed for tables in this context");
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context",
+    );
 
     attest(() =>
       defineWorld({
@@ -546,7 +566,7 @@ describe("defineWorld", () => {
           CustomNS: {
             tables: {
               Example: {
-                // @ts-expect-error "Overrides of `label` and `namespace` are not allowed for tables in this context"
+                // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context"
                 label: "NotAllowed",
                 schema: { id: "address" },
                 key: ["id"],
@@ -555,7 +575,28 @@ describe("defineWorld", () => {
           },
         },
       }),
-    ).throwsAndHasTypeError("Overrides of `label` and `namespace` are not allowed for tables in this context");
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context",
+    );
+
+    attest(() =>
+      defineWorld({
+        namespaces: {
+          CustomNS: {
+            tables: {
+              Example: {
+                // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context"
+                namespaceLabel: "NotAllowed",
+                schema: { id: "address" },
+                key: ["id"],
+              },
+            },
+          },
+        },
+      }),
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context",
+    );
 
     attest(() =>
       defineWorld({
@@ -563,7 +604,7 @@ describe("defineWorld", () => {
           CustomNS: {
             tables: {
               Example: {
-                // @ts-expect-error "Overrides of `label` and `namespace` are not allowed for tables in this context"
+                // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context"
                 namespace: "NotAllowed",
                 schema: { id: "address" },
                 key: ["id"],
@@ -572,7 +613,9 @@ describe("defineWorld", () => {
           },
         },
       }),
-    ).throwsAndHasTypeError("Overrides of `label` and `namespace` are not allowed for tables in this context");
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for tables in this context",
+    );
   });
 
   it("should expand systems config", () => {
@@ -586,6 +629,7 @@ describe("defineWorld", () => {
     attest(config.systems).snap({
       Example: {
         label: "Example",
+        namespaceLabel: "app",
         namespace: "app",
         name: "Example",
         systemId: "0x737961707000000000000000000000004578616d706c65000000000000000000",
@@ -596,6 +640,7 @@ describe("defineWorld", () => {
     }).type.toString.snap(`{
   readonly Example: {
     readonly label: "Example"
+    readonly namespaceLabel: string
     readonly namespace: string
     readonly name: string
     readonly systemId: \`0x\${string}\`
@@ -621,6 +666,98 @@ describe("defineWorld", () => {
     attest<false>(config.systems.Example.openAccess).equals(false);
   });
 
+  it("should throw if system label/namespace is overridden in namespace context", () => {
+    attest(() =>
+      defineWorld({
+        systems: {
+          Example: {
+            // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for systems in this context"
+            label: "",
+          },
+        },
+      }),
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for systems in this context",
+    );
+
+    attest(() =>
+      defineWorld({
+        systems: {
+          Example: {
+            // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for systems in this context"
+            namespaceLabel: "",
+          },
+        },
+      }),
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for systems in this context",
+    );
+
+    attest(() =>
+      defineWorld({
+        systems: {
+          Example: {
+            // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for systems in this context"
+            namespace: "",
+          },
+        },
+      }),
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for systems in this context",
+    );
+
+    attest(() =>
+      defineWorld({
+        namespaces: {
+          CustomNS: {
+            systems: {
+              Example: {
+                // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for systems in this context"
+                label: "",
+              },
+            },
+          },
+        },
+      }),
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for systems in this context",
+    );
+
+    attest(() =>
+      defineWorld({
+        namespaces: {
+          CustomNS: {
+            systems: {
+              Example: {
+                // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for systems in this context"
+                namespaceLabel: "",
+              },
+            },
+          },
+        },
+      }),
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for systems in this context",
+    );
+
+    attest(() =>
+      defineWorld({
+        namespaces: {
+          CustomNS: {
+            systems: {
+              Example: {
+                // @ts-expect-error "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for systems in this context"
+                namespace: "",
+              },
+            },
+          },
+        },
+      }),
+    ).throwsAndHasTypeError(
+      "Overrides of `label`, `namespaceLabel`, and `namespace` are not allowed for systems in this context",
+    );
+  });
+
   it("should allow a const config as input", () => {
     const config = {
       tables: {
diff --git a/packages/world/ts/config/v2/world.ts b/packages/world/ts/config/v2/world.ts
index 2ac7fadb5b..92743fd2d5 100644
--- a/packages/world/ts/config/v2/world.ts
+++ b/packages/world/ts/config/v2/world.ts
@@ -112,7 +112,7 @@ export function resolveWorld<const input extends WorldInput>(input: input): reso
       // TODO: flatten systems from namespaces
       systems:
         !store.multipleNamespaces && input.systems
-          ? resolveSystems(input.systems, store.namespace)
+          ? resolveSystems(input.systems, store.namespace, store.namespace)
           : CONFIG_DEFAULTS.systems,
       excludeSystems: get(input, "excludeSystems"),
       codegen: mergeIfUndefined(store.codegen, resolveCodegen(input.codegen)),
diff --git a/packages/world/vitestSetup.ts b/packages/world/vitestSetup.ts
index 533675030d..61f38808c3 100644
--- a/packages/world/vitestSetup.ts
+++ b/packages/world/vitestSetup.ts
@@ -1 +1,3 @@
-export { setup, cleanup as teardown } from "@ark/attest";
+import { setup } from "@ark/attest";
+
+export default () => setup({ updateSnapshots: true });