diff --git a/Gemfile.lock b/Gemfile.lock
index 1fe6279..56129c0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -202,7 +202,8 @@ GEM
     public_suffix (2.0.5)
     puma (3.8.2)
     rack (2.0.1)
-    rack-cors (0.4.1)
+    rack-cors (1.0.5)
+      rack (>= 1.6.0)
     rack-protection (1.5.3)
       rack
     rack-test (0.6.3)