diff --git a/Gemfile.lock b/Gemfile.lock
index 9cfce97..3cf3326 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -56,7 +56,7 @@ GEM
     pry (0.13.0)
       coderay (~> 1.1)
       method_source (~> 1.0)
-    rack (2.2.14)
+    rack (2.2.18)
     rack-protection (2.2.3)
       rack
     rb-fsevent (0.10.3)