diff --git a/Gemfile.lock b/Gemfile.lock
index 14b9694..588724c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -138,7 +138,7 @@ GEM
     puma (5.6.7)
       nio4r (~> 2.0)
     racc (1.7.3)
-    rack (3.0.9.1)
+    rack (3.1.21)
     rack-cors (2.0.1)
       rack (>= 2.0.0)
     rack-session (2.0.0)