diff --git a/osd_send.cpp b/osd_send.cpp
index 43fb3bd5..c84a5927 100644
--- a/osd_send.cpp
+++ b/osd_send.cpp
@@ -18,6 +18,8 @@ void cluster_client_t::outbox_push(osd_op_t *cur_op)
         }
         ringloop->wakeup();
     }
+    else
+        ringloop->submit();
 }
 
 bool cluster_client_t::try_send(osd_client_t & cl)