diff --git a/Gemfile.lock b/Gemfile.lock
index 0a116fc..fb15c17 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -91,7 +91,7 @@ GEM
       stringio
     public_suffix (7.0.0)
     racc (1.8.1)
-    rack (3.1.16)
+    rack (3.1.18)
     rainbow (3.1.1)
     rake (13.3.1)
     rdoc (6.15.1)
diff --git a/vendor/cache/rack-3.1.16.gem b/vendor/cache/rack-3.1.16.gem
deleted file mode 100644
index 0a48c30..0000000
Binary files a/vendor/cache/rack-3.1.16.gem and /dev/null differ
diff --git a/vendor/cache/rack-3.1.18.gem b/vendor/cache/rack-3.1.18.gem
new file mode 100644
index 0000000..756c464
Binary files /dev/null and b/vendor/cache/rack-3.1.18.gem differ