diff --git a/Gemfile.lock b/Gemfile.lock
index a28b60b..81ac8b0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -10,7 +10,7 @@ GEM
     parallel (1.19.1)
     parser (2.7.0.5)
       ast (~> 2.4.0)
-    rack (2.2.2)
+    rack (2.2.6.4)
     rack-protection (2.0.8.1)
       rack
     rainbow (3.0.0)