diff --git a/CHANGELOG.md b/CHANGELOG.md
index d972231e..84e12c0d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,11 @@
 ## [unreleased]
+
 ### Features
 - add current symbol to filter result if symbol matches predicate (AnWeber/vscode-httpyac#265)
 
+### Fix
+- call `end()` instead of `cancel()`on successful GRPC Client Streaming (Anweber/vscode-httpyac#264)
+
 ## [6.11.5] (2023-02-27)
 
 ### Fix
diff --git a/src/plugins/grpc/grpcRequestClient.ts b/src/plugins/grpc/grpcRequestClient.ts
index 9db392d7..35c5ba39 100644
--- a/src/plugins/grpc/grpcRequestClient.ts
+++ b/src/plugins/grpc/grpcRequestClient.ts
@@ -159,11 +159,7 @@ export class GrpcRequestClient extends models.AbstractRequestClient<GrpcClient |
 
   public streamEnded(): void {
     if (this.grpcStream instanceof Writable || this.grpcStream instanceof Duplex) {
-      if (this.grpcStream.cancel) {
-        this.grpcStream.cancel();
-      } else {
-        this.grpcStream.destroy();
-      }
+      this.grpcStream.end();
       delete this.grpcStream;
     }
   }