diff --git a/Gemfile.lock b/Gemfile.lock
index db59d13..2ddaa9a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -74,7 +74,7 @@ GEM
       mini_portile2 (~> 2.3.0)
     pg (0.21.0)
     puma (3.10.0)
-    rack (2.0.3)
+    rack (2.2.6.2)
     rack-cors (1.0.2)
     rack-test (0.6.3)
       rack (>= 1.0)