diff --git a/Gemfile.lock b/Gemfile.lock
index 37a8970..85ef999 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -5,7 +5,7 @@ GEM
     nio4r (2.7.0)
     puma (6.4.2)
       nio4r (~> 2.0)
-    rack (3.1.3)
+    rack (3.1.4)
     rack-test (2.1.0)
       rack (>= 1.3)
     rake (13.2.1)