diff --git a/Gemfile.lock b/Gemfile.lock
index 27bb95f..b4709ff 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -40,7 +40,7 @@ GEM
     parser (3.2.0.0)
       ast (~> 2.4.1)
     public_suffix (6.0.2)
-    rack (3.1.18)
+    rack (3.1.20)
     rainbow (3.1.1)
     rake (13.3.0)
     regexp_parser (2.6.2)