diff --git a/Gemfile.lock b/Gemfile.lock
index d9df3cd..2032de1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -43,7 +43,7 @@ GEM
     parser (3.2.1.0)
       ast (~> 2.4.1)
     public_suffix (5.0.0)
-    rack (3.0.8)
+    rack (3.1.20)
     rainbow (3.1.1)
     rake (13.0.1)
     regexp_parser (2.7.0)