diff --git a/Gemfile.lock b/Gemfile.lock
index 6ef0003..b04ccce 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -112,7 +112,7 @@ GEM
       method_source (~> 1.0)
     public_suffix (5.0.1)
     racc (1.6.2)
-    rack (2.2.6.3)
+    rack (2.2.6.4)
     rack-livereload (0.3.17)
       rack
     rack-protection (2.2.4)