diff --git a/test/adapters/grpc/echo_services_pb.rb b/test/adapters/grpc/echo_services_pb.rb
index 6ca6a90c..b8a3b969 100644
--- a/test/adapters/grpc/echo_services_pb.rb
+++ b/test/adapters/grpc/echo_services_pb.rb
@@ -32,7 +32,5 @@ class Service
 
       rpc :Echo, EchoRequest, EchoReply
     end
-
-    Stub = Service.rpc_stub_class
   end
 end