diff --git a/Gemfile.lock b/Gemfile.lock
old mode 100755
new mode 100644
index 851b120..a638f8c
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -187,7 +187,7 @@ GEM
       thread_safe (~> 0.1)
     websocket-driver (0.6.4)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.2)
+    websocket-extensions (0.1.5)
 
 PLATFORMS
   ruby