diff --git a/include/grpcpp/impl/codegen/method_handler_impl.h b/include/grpcpp/impl/codegen/method_handler_impl.h
index 232580cf839..f65a1736ad2 100644
--- a/include/grpcpp/impl/codegen/method_handler_impl.h
+++ b/include/grpcpp/impl/codegen/method_handler_impl.h
@@ -207,7 +207,7 @@ class ServerStreamingHandler : public ::grpc::internal::MethodHandler {
 
   void* Deserialize(grpc_call* call, grpc_byte_buffer* req,
                     ::grpc::Status* status, void** /*handler_data*/) final {
-    ByteBuffer buf;
+    ::grpc::ByteBuffer buf;
     buf.set_buffer(req);
     auto* request =
         new (::grpc::g_core_codegen_interface->grpc_call_arena_alloc(