diff --git a/Gemfile.lock b/Gemfile.lock
old mode 100755
new mode 100644
index 926c8a9..564ff45
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -278,7 +278,7 @@ GEM
       websocket-extensions (>= 0.1.0)
     websocket-driver (0.7.1-java)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.4)
+    websocket-extensions (0.1.5)
     xpath (3.2.0)
       nokogiri (~> 1.8)
     yard (0.9.24)