diff --git a/Gemfile.lock b/Gemfile.lock
index 3f81ce6..216c858 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -68,7 +68,7 @@ GEM
     pry (0.14.1)
       coderay (~> 1.1)
       method_source (~> 1.0)
-    rack (2.2.3)
+    rack (2.2.4)
     rainbow (3.0.0)
     rake (13.0.6)
     regexp_parser (2.2.0)