diff --git a/Gemfile.lock b/Gemfile.lock
index b45d7a7..6b967ad 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -60,7 +60,7 @@ GEM
       hashie (~> 4.1)
       multi_json (~> 1.15)
     racc (1.7.3)
-    rack (2.2.8)
+    rack (2.2.8.1)
     rack-protection (3.2.0)
       base64 (>= 0.1.0)
       rack (~> 2.2, >= 2.2.4)
diff --git a/vendor/cache/rack-2.2.8.1.gem b/vendor/cache/rack-2.2.8.1.gem
new file mode 100644
index 0000000..419b38b
Binary files /dev/null and b/vendor/cache/rack-2.2.8.1.gem differ
diff --git a/vendor/cache/rack-2.2.8.gem b/vendor/cache/rack-2.2.8.gem
deleted file mode 100644
index fb4ee23..0000000
Binary files a/vendor/cache/rack-2.2.8.gem and /dev/null differ