diff --git a/test/cpp/codegen/compiler_test_golden b/test/cpp/codegen/compiler_test_golden
index 1871e1375ed..7f9fd29026e 100644
--- a/test/cpp/codegen/compiler_test_golden
+++ b/test/cpp/codegen/compiler_test_golden
@@ -113,6 +113,7 @@ class ServiceA final {
       virtual ~experimental_async_interface() {}
       // MethodA1 leading comment 1
       virtual void MethodA1(::grpc::ClientContext* context, const ::grpc::testing::Request* request, ::grpc::testing::Response* response, std::function<void(::grpc::Status)>) = 0;
+      virtual void MethodA1(::grpc::ClientContext* context, const ::grpc::ByteBuffer* request, ::grpc::testing::Response* response, std::function<void(::grpc::Status)>) = 0;
       // MethodA1 trailing comment 1
       // MethodA2 detached leading comment 1
       //
@@ -182,6 +183,7 @@ class ServiceA final {
       public StubInterface::experimental_async_interface {
      public:
       void MethodA1(::grpc::ClientContext* context, const ::grpc::testing::Request* request, ::grpc::testing::Response* response, std::function<void(::grpc::Status)>) override;
+      void MethodA1(::grpc::ClientContext* context, const ::grpc::ByteBuffer* request, ::grpc::testing::Response* response, std::function<void(::grpc::Status)>) override;
       void MethodA2(::grpc::ClientContext* context, ::grpc::testing::Response* response, ::grpc::experimental::ClientWriteReactor< ::grpc::testing::Request>* reactor) override;
       void MethodA3(::grpc::ClientContext* context, ::grpc::testing::Request* request, ::grpc::experimental::ClientReadReactor< ::grpc::testing::Response>* reactor) override;
       void MethodA4(::grpc::ClientContext* context, ::grpc::experimental::ClientBidiReactor< ::grpc::testing::Request,::grpc::testing::Response>* reactor) override;
@@ -714,6 +716,7 @@ class ServiceB final {
       virtual ~experimental_async_interface() {}
       // MethodB1 leading comment 1
       virtual void MethodB1(::grpc::ClientContext* context, const ::grpc::testing::Request* request, ::grpc::testing::Response* response, std::function<void(::grpc::Status)>) = 0;
+      virtual void MethodB1(::grpc::ClientContext* context, const ::grpc::ByteBuffer* request, ::grpc::testing::Response* response, std::function<void(::grpc::Status)>) = 0;
       // MethodB1 trailing comment 1
     };
     virtual class experimental_async_interface* experimental_async() { return nullptr; }
@@ -735,6 +738,7 @@ class ServiceB final {
       public StubInterface::experimental_async_interface {
      public:
       void MethodB1(::grpc::ClientContext* context, const ::grpc::testing::Request* request, ::grpc::testing::Response* response, std::function<void(::grpc::Status)>) override;
+      void MethodB1(::grpc::ClientContext* context, const ::grpc::ByteBuffer* request, ::grpc::testing::Response* response, std::function<void(::grpc::Status)>) override;
      private:
       friend class Stub;
       explicit experimental_async(Stub* stub): stub_(stub) { }