diff --git a/Gemfile.lock b/Gemfile.lock
index ca95e3d..9937a01 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -16,7 +16,7 @@ GEM
     puma (5.6.7)
       nio4r (~> 2.0)
     racc (1.7.3)
-    rack (2.2.6.4)
+    rack (2.2.8.1)
     rack-protection (2.2.3)
       rack
     ruby2_keywords (0.0.5)