diff --git a/{{cookiecutter.project_slug}}/Gemfile.lock b/{{cookiecutter.project_slug}}/Gemfile.lock
index 81aa46e..b193d25 100644
--- a/{{cookiecutter.project_slug}}/Gemfile.lock
+++ b/{{cookiecutter.project_slug}}/Gemfile.lock
@@ -329,7 +329,7 @@ GEM
       hashdiff
     websocket-driver (0.7.0)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.3)
+    websocket-extensions (0.1.5)
     xpath (3.2.0)
       nokogiri (~> 1.8)