diff --git a/Gemfile.lock b/Gemfile.lock
index 6f47c77..c7d829c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -189,7 +189,8 @@ GEM
     public_suffix (4.0.1)
     puma (3.12.1)
     rack (2.0.7)
-    rack-cors (1.0.3)
+    rack-cors (1.0.5)
+      rack (>= 1.6.0)
     rack-protection (2.0.7)
       rack
     rack-test (1.1.0)