diff --git a/Gemfile.lock b/Gemfile.lock
index cc02928..04cee54 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -49,7 +49,7 @@ GEM
       date
       stringio
     racc (1.8.1)
-    rack (3.1.17)
+    rack (3.1.18)
     rainbow (3.1.1)
     rdoc (6.13.1)
       psych (>= 4.0.0)
diff --git a/vendor/cache/rack-3.1.17.gem b/vendor/cache/rack-3.1.17.gem
deleted file mode 100644
index 94c498e..0000000
Binary files a/vendor/cache/rack-3.1.17.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