diff --git a/Gemfile.lock b/Gemfile.lock
index 00b3bf84..0390579c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -143,7 +143,7 @@ GEM
     parslet (2.0.0)
     public_suffix (5.0.1)
     racc (1.7.0)
-    rack (2.2.7)
+    rack (2.2.8.1)
     rack-livereload (0.3.17)
       rack
     rake (13.0.6)