diff --git a/Gemfile.lock b/Gemfile.lock
index 0cbcf1a..920d631 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -237,7 +237,7 @@ GEM
     websocket (1.2.5)
     websocket-driver (0.6.5)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.3)
+    websocket-extensions (0.1.5)
 
 PLATFORMS
   ruby