diff --git a/Gemfile.lock b/Gemfile.lock
index b0bbe1e43..0e3067fe4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -238,7 +238,7 @@ GEM
       forwardable-extended (~> 2.6)
     public_suffix (4.0.6)
     racc (1.5.2)
-    rack (2.2.3)
+    rack (3.0.4.2)
     rack-contrib (1.1.0)
       rack (>= 0.9.1)
     rainbow (3.0.0)