diff --git a/Gemfile.lock b/Gemfile.lock
index e29d6e7..86be75d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -58,7 +58,7 @@ GEM
       coderay (~> 1.1)
       method_source (~> 1.0)
     public_suffix (4.0.5)
-    rack (2.2.3)
+    rack (2.2.4)
     rack-protection (2.0.8.1)
       rack
     rack-test (1.1.0)