diff --git a/backend/Gemfile.lock b/backend/Gemfile.lock
index 1a816ace..9cca2038 100644
--- a/backend/Gemfile.lock
+++ b/backend/Gemfile.lock
@@ -103,7 +103,7 @@ GEM
       method_source (~> 1.0)
     puma (4.3.5)
       nio4r (~> 2.0)
-    rack (2.2.2)
+    rack (2.2.3)
     rack-cors (1.1.1)
       rack (>= 2.0.0)
     rack-test (1.1.0)