diff --git a/Gemfile.lock b/Gemfile.lock
index aefdc0a6..3b62da67 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -439,7 +439,7 @@ GEM
       hashdiff (>= 0.4.0, < 2.0.0)
     websocket-driver (0.6.5)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.4)
+    websocket-extensions (0.1.5)
     xpath (2.1.0)
       nokogiri (~> 1.3)