diff --git a/Gemfile.lock b/Gemfile.lock
index df2a29f..ee1c415 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -198,7 +198,7 @@ GEM
       railties (>= 5.0)
     websocket-driver (0.6.4)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.2)
+    websocket-extensions (0.1.5)
     whenever (0.9.7)
       chronic (>= 0.6.3)
     wordnik (4.12)