diff --git a/Gemfile.lock b/Gemfile.lock
index a364346..9e81847 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -102,7 +102,7 @@ GEM
       date
       stringio
     racc (1.6.2)
-    rack (2.2.20)
+    rack (2.2.23)
     rack-proxy (0.7.4)
       rack
     rack-session (1.0.2)