diff --git a/Gemfile.lock b/Gemfile.lock
index 1515a171..0577dabc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -276,7 +276,7 @@ GEM
     public_suffix (4.0.6)
     raabro (1.4.0)
     racc (1.6.0)
-    rack (2.2.4)
+    rack (2.2.6.4)
     rack-protection (2.2.0)
       rack
     rack-test (2.0.2)