diff --git a/Gemfile.lock b/Gemfile.lock
index 28f1782913f..94fd313a713 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -163,7 +163,7 @@ GEM
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     memory_profiler (0.0.4)
-    message_bus (0.9.4)
+    message_bus (0.9.5)
       eventmachine
       rack (>= 1.1.3)
       redis