diff --git a/Gemfile.lock b/Gemfile.lock
index 5da22e4..36a8a19 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -79,7 +79,7 @@ GEM
       responders
     public_suffix (4.0.7)
     raabro (1.4.0)
-    rack (2.2.3.1)
+    rack (2.2.7)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails-dom-testing (2.0.3)