diff --git a/Gemfile.lock b/Gemfile.lock
index ad55a68..123140b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -133,7 +133,7 @@ GEM
     pg (1.1.4)
     public_suffix (3.1.1)
     puma (3.12.1)
-    rack (2.0.7)
+    rack (2.2.3)
     rack-cors (1.0.3)
     rack-protection (2.0.7)
       rack