diff --git a/Gemfile.lock b/Gemfile.lock
index 0f77c0b3..82ecd6c1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -296,7 +296,7 @@ GEM
       json
       websocket (~> 1.0)
     racc (1.6.2)
-    rack (2.2.6.4)
+    rack (2.2.8.1)
     rack-accept (0.4.5)
       rack (>= 0.4)
     rack-contrib (2.3.0)