diff --git a/backend/Gemfile.lock b/backend/Gemfile.lock
index 05d5f85..33495e7 100644
--- a/backend/Gemfile.lock
+++ b/backend/Gemfile.lock
@@ -195,7 +195,7 @@ GEM
       nio4r (~> 2.0)
     raabro (1.4.0)
     racc (1.6.0)
-    rack (2.2.4)
+    rack (2.2.6.2)
     rack-cors (1.1.1)
       rack (>= 2.0.0)
     rack-protection (2.2.2)