diff --git a/rails_app/Gemfile.lock b/rails_app/Gemfile.lock
index c3b4c66..8fca214 100644
--- a/rails_app/Gemfile.lock
+++ b/rails_app/Gemfile.lock
@@ -286,7 +286,7 @@ GEM
     unicode-emoji (4.0.4)
     uri (1.1.1)
     useragent (0.16.11)
-    websocket-driver (0.7.7)
+    websocket-driver (0.8.1)
       base64
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.5)