diff --git a/Gemfile.lock b/Gemfile.lock
index 433d549..feed760 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -153,7 +153,7 @@ GEM
       json
       websocket (~> 1.0)
     racc (1.6.2)
-    rack (3.0.7)
+    rack (3.0.9.1)
     rake (13.0.1)
     rdoc (6.3.2)
     rest-client (1.6.8)