diff --git a/Gemfile.lock b/Gemfile.lock
index 455e0b7..6e56742 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -35,7 +35,7 @@ GEM
     pry (0.13.1)
       coderay (~> 1.1)
       method_source (~> 1.0)
-    rack (2.2.3)
+    rack (3.0.4.1)
     rainbow (3.0.0)
     rake (13.0.3)
     regexp_parser (2.0.3)