diff --git a/Gemfile.lock b/Gemfile.lock
index c452d3c..10350d9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -63,7 +63,7 @@ GEM
       forwardable-extended (~> 2.6)
     posix-spawn (0.3.15)
     public_suffix (4.0.6)
-    rack (2.2.3)
+    rack (2.2.6.4)
     rack-jekyll (0.3.5)
       jekyll
       rack