diff --git a/data/avro-schema/src/main/resources/avro/net/corda/data/virtualnode/VirtualNodeAsynchronousRequest.avsc b/data/avro-schema/src/main/resources/avro/net/corda/data/virtualnode/VirtualNodeAsynchronousRequest.avsc
index 5e4a2603dd..c3f8dc8dcc 100644
--- a/data/avro-schema/src/main/resources/avro/net/corda/data/virtualnode/VirtualNodeAsynchronousRequest.avsc
+++ b/data/avro-schema/src/main/resources/avro/net/corda/data/virtualnode/VirtualNodeAsynchronousRequest.avsc
@@ -21,8 +21,9 @@
       "name": "request",
       "doc": "The operation specific request.",
       "type": [
-        "net.corda.data.virtualnode.VirtualNodeUpgradeRequest",
-        "net.corda.data.virtualnode.VirtualNodeCreateRequest"
+        "net.corda.data.virtualnode.VirtualNodeCreateRequest",
+        "net.corda.data.virtualnode.VirtualNodeUpdateRequest",
+        "net.corda.data.virtualnode.VirtualNodeUpgradeRequest"
       ]
     }
   ]
diff --git a/data/avro-schema/src/main/resources/avro/net/corda/data/virtualnode/VirtualNodeUpdateRequest.avsc b/data/avro-schema/src/main/resources/avro/net/corda/data/virtualnode/VirtualNodeUpdateRequest.avsc
new file mode 100644
index 0000000000..250a2bdac8
--- /dev/null
+++ b/data/avro-schema/src/main/resources/avro/net/corda/data/virtualnode/VirtualNodeUpdateRequest.avsc
@@ -0,0 +1,46 @@
+{
+  "type": "record",
+  "name": "VirtualNodeUpdateRequest",
+  "namespace": "net.corda.data.virtualnode",
+  "fields": [
+    {
+      "name": "holdingId",
+      "type": "net.corda.data.identity.HoldingIdentity"
+    },
+    {
+      "name": "vaultDdlConnection",
+      "type": ["null", "string"],
+      "doc": "Connection details for virtual node Vault DB to be used for DDL operations. If null is passed for both vault connections, cluster DB will be used."
+    },
+    {
+      "name": "vaultDmlConnection",
+      "type": ["null", "string"],
+      "doc": "Connection details for virtual node Vault DB to be used for DML operations. If null is passed for both vault connections, cluster DB will be used."
+    },
+    {
+      "name": "cryptoDdlConnection",
+      "type": ["null", "string"],
+      "doc": "Connection details for virtual node Crypto DB to be used for DDL operations. If null is passed for both crypto connections, cluster DB will be used."
+    },
+    {
+      "name": "cryptoDmlConnection",
+      "type": ["null", "string"],
+      "doc": "Connection details for virtual node Crypto DB to be used for DML operations. If null is passed for both crypto connections, cluster DB will be used."
+    },
+    {
+      "name": "uniquenessDdlConnection",
+      "type": ["null", "string"],
+      "doc": "Connection details for virtual node Uniqueness DB to be used for DDL operations. If null is passed for both uniqueness connections, cluster DB will be used."
+    },
+    {
+      "name": "uniquenessDmlConnection",
+      "type": ["null", "string"],
+      "doc": "Connection details for virtual node Uniqueness DB to be used for DML operations. If null is passed for both uniqueness connections, cluster DB will be used."
+    },
+    {
+      "name": "updateActor",
+      "type": "string",
+      "doc": "ID of RPC user that requested the virtual node creation."
+    }
+  ]
+}
diff --git a/data/avro-schema/src/main/resources/avro/net/corda/data/virtualnode/VirtualNodeUpdateResponse.avsc b/data/avro-schema/src/main/resources/avro/net/corda/data/virtualnode/VirtualNodeUpdateResponse.avsc
new file mode 100644
index 0000000000..69c72cc960
--- /dev/null
+++ b/data/avro-schema/src/main/resources/avro/net/corda/data/virtualnode/VirtualNodeUpdateResponse.avsc
@@ -0,0 +1,98 @@
+{
+  "type": "record",
+  "name": "VirtualNodeUpdateResponse",
+  "namespace": "net.corda.data.virtualnode",
+  "fields": [
+    {
+      "name": "holdingIdentity",
+      "type": [
+        "null",
+        "net.corda.data.identity.HoldingIdentity"
+      ]
+    },
+    {
+      "name": "holdingIdentifierHash",
+      "type": [
+        "null",
+        "string"
+      ],
+      "doc": "The short 12-character hash of the holding identity."
+    },
+    {
+      "name": "vaultDdlConnectionId",
+      "type": [
+        "null",
+        "string"
+      ],
+      "doc": "ID of virtual node Vault DB connection for DDL operations. Null value means that DB is managed externally."
+    },
+    {
+      "name": "vaultDmlConnectionId",
+      "type": [
+        "null",
+        "string"
+      ],
+      "doc": "ID of virtual node Vault DB connection for DML operations."
+    },
+    {
+      "name": "cryptoDdlConnectionId",
+      "type": [
+        "null",
+        "string"
+      ],
+      "doc": "ID of virtual node Crypto DB connection for DDL operations. Null value means that DB is managed externally."
+    },
+    {
+      "name": "cryptoDmlConnectionId",
+      "type": [
+        "null",
+        "string"
+      ],
+      "doc": "ID of virtual node Crypto DB connection for DML operations."
+    },
+    {
+      "name": "uniquenessDdlConnectionId",
+      "type": [
+        "null",
+        "string"
+      ],
+      "doc": "ID of virtual node Uniqueness DB connection for DDL operations. Null value means that DB is managed externally."
+    },
+    {
+      "name": "uniquenessDmlConnectionId",
+      "type": [
+        "null",
+        "string"
+      ],
+      "doc": "ID of virtual node Uniqueness DB connection for DML operations."
+    },
+    {
+      "name": "hsmConnectionId",
+      "type": [
+        "null",
+        "string"
+      ],
+      "doc": "ID of HSM connection. Null value means that HSM is not used."
+    },
+    {
+      "name": "flowP2pOperationalStatus",
+      "type": "VirtualNodeOperationalState",
+      "doc": "The current flow p2p operational status of virtual node"
+    },
+    {
+      "name": "flowStartOperationalStatus",
+      "type": "VirtualNodeOperationalState",
+      "doc": "The current flow start operational status of virtual node"
+    },
+    {
+      "name": "flowOperationalStatus",
+      "type": "VirtualNodeOperationalState",
+      "doc": "The current flow operational status of virtual node"
+    },
+    {
+      "name": "vaultDbOperationalStatus",
+      "type": "VirtualNodeOperationalState",
+      "doc": "The current vault db operational status of virtual node"
+    }
+  ]
+}