diff --git a/Gemfile.lock b/Gemfile.lock
index 57bf1b0..50f2136 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,7 +2,7 @@ GEM
   remote: https://rubygems.org/
   specs:
     cinch (2.3.4)
-    rack (2.2.20)
+    rack (2.2.22)
 
 PLATFORMS
   ruby