diff --git a/Gemfile.lock b/Gemfile.lock
index 18b2ee5..a560916 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -195,7 +195,7 @@ GEM
       method_source (~> 0.9.0)
     public_suffix (4.0.1)
     puma (3.12.1)
-    rack (2.0.7)
+    rack (2.2.3)
     rack-livereload (0.3.17)
       rack
     rack-protection (2.0.7)