diff --git a/Gemfile.lock b/Gemfile.lock
index 11c48b07..43dad950 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -132,7 +132,7 @@ GEM
     parallel (1.12.0)
     ptools (1.3.4)
     public_suffix (2.0.5)
-    rack (2.0.3)
+    rack (2.0.8)
     rack-livereload (0.3.16)
       rack
     rake (12.0.0)