diff --git a/lib/rpc_backend b/lib/rpc_backend
index cc083de..2b7c6cb 100644
--- a/lib/rpc_backend
+++ b/lib/rpc_backend
@@ -141,7 +141,7 @@
         # TODO(kgiusti) can remove once python qpid bindings are
         # available on all supported platforms _and_ pyngus is added
         # to the requirements.txt file in oslo.messaging
-        pip_install pyngus
+        pip_install_gr pyngus
     fi
 
     if is_service_enabled rabbit; then