diff --git a/package.json b/package.json
index 6d282b624..d91376283 100644
--- a/package.json
+++ b/package.json
@@ -80,7 +80,7 @@
     "@matrixai/mdns": "^1.2.6",
     "@matrixai/quic": "^1.2.10",
     "@matrixai/resources": "^1.1.5",
-    "@matrixai/rpc": "^0.6.0",
+    "@matrixai/rpc": "^0.6.1",
     "@matrixai/timer": "^1.1.3",
     "@matrixai/workers": "^1.3.7",
     "@matrixai/ws": "^1.1.7",
diff --git a/src/client/types.ts b/src/client/types.ts
index 73d6ae271..6748bf1a8 100644
--- a/src/client/types.ts
+++ b/src/client/types.ts
@@ -33,7 +33,8 @@ type JSONRPCResponseResult<
 > = T & {
   metadata?: JSONRPCResponseMetadata &
     M &
-    (T extends { metadata: infer U } ? U : JSONObject);
+    (T extends { metadata: infer U } ? U : JSONObject) &
+    JSONObject;
 };
 
 type ClientRPCRequestParams<T extends JSONObject = JSONObject> =