diff --git a/backend/family-function-api/Gemfile.lock b/backend/family-function-api/Gemfile.lock
index 43828a1..1f60d3a 100644
--- a/backend/family-function-api/Gemfile.lock
+++ b/backend/family-function-api/Gemfile.lock
@@ -80,7 +80,7 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     puma (3.12.1)
-    rack (2.0.7)
+    rack (2.2.3)
     rack-cors (1.0.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)