diff --git a/Gemfile.lock b/Gemfile.lock
index 7806d5e..ec371b5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -89,7 +89,7 @@ GEM
       forwardable-extended (~> 2.6)
     public_suffix (4.0.6)
     racc (1.7.3)
-    rack (2.2.14)
+    rack (2.2.18)
     rb-fsevent (0.10.3)
     rb-inotify (0.10.0)
       ffi (~> 1.0)