diff --git a/Gemfile.lock b/Gemfile.lock
index f9db196..8e76fc6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,7 +8,7 @@ GEM
     haml (5.2.1)
       temple (>= 0.8.0)
       tilt
-    rack (2.2.3)
+    rack (2.2.6.4)
     rack-indifferent (1.2.0)
       rack (>= 1.5)
     rake (13.0.3)