diff --git a/Gemfile.lock b/Gemfile.lock
index 21e2137..90780b0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -60,7 +60,7 @@ GEM
     pg (1.2.3)
     public_suffix (4.0.6)
     racc (1.5.2)
-    rack (2.2.3)
+    rack (2.2.6.3)
     rack-protection (2.1.0)
       rack
     rack-test (1.1.0)