diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index ad5781d..2a6baff 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -15,5 +15,12 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - uses: denoland/setup-deno@v2
+        with:
+          deno-version: v2.x
+
+      - name: Vendor
+        run: deno task vendor
+
       - name: Publish package
-        run: npx jsr publish
+        run: deno publish
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..022b988
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+node_modules
+vendor
diff --git a/deno.jsonc b/deno.jsonc
index 00a0dec..6a8bb38 100644
--- a/deno.jsonc
+++ b/deno.jsonc
@@ -9,14 +9,21 @@
   },
   "lock": false,
   "tasks": {
-    "dev": "deno test --watch -A"
+    "dev": "deno test --watch -A",
+    "vendor": "deno run -A vendor.ts"
   },
   "imports": {
     "#/": "./",
     "@sinclair/typebox": "npm:@sinclair/typebox@^0.33.14",
     "@sinclair/typebox-codegen": "npm:@sinclair/typebox-codegen@^0.10.5",
     "@std/assert": "jsr:@std/assert@^1.0.6",
-    "common-tree-sitter-languages/": "https://github.com/jeff-hykin/common_tree_sitter_languages/raw/e0395e3a6e552b0fa73500d5b724735a52936067/main/",
-    "deno-tree-sitter/": "https://deno.land/x/deno_tree_sitter@0.2.5.2/"
+    "deno-tree-sitter/": "./vendor/deno.land/x/tree_sitter/vendor/deno.land/x/deno_tree_sitter@0.2.5.2/",
+    "common-tree-sitter-languages/": "./vendor/raw.githubusercontent.com/jeff-hykin/common_tree_sitter_languages/#e0395e3a6e552b0fa735_8bb8d/main/"
+  },
+  "fmt": {
+    "exclude": ["vendor/", "node_modules/"]
+  },
+  "lint": {
+    "exclude": ["vendor/", "node_modules/"]
   }
 }
diff --git a/vendor.ts b/vendor.ts
new file mode 100644
index 0000000..0cad07f
--- /dev/null
+++ b/vendor.ts
@@ -0,0 +1,30 @@
+if (import.meta.main) {
+  const cacheSubcommand = makeCacheSubcommand({
+    "https://deno.land/x/deno_tree_sitter@0.2.5.2/": [
+      "tree_sitter.js",
+      "main.js",
+    ],
+    "https://github.com/jeff-hykin/common_tree_sitter_languages/raw/e0395e3a6e552b0fa73500d5b724735a52936067/main/":
+      ["typescript.js"],
+  });
+
+  const cacheSubcommandOutput = await cacheSubcommand.output();
+  if (!cacheSubcommandOutput.success) {
+    Deno.exit(1);
+  }
+}
+
+export function makeCacheSubcommand(
+  httpsImports: Record<string, string[]>,
+): Deno.Command {
+  return new Deno.Command(
+    Deno.execPath(),
+    {
+      args: [
+        "cache",
+        ...Object.entries(httpsImports)
+          .flatMap(([url, paths]) => paths.map((path) => `${url}${path}`)),
+      ],
+    },
+  );
+}