diff --git a/Gemfile.lock b/Gemfile.lock
index 9a286b4..10d7f0d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -44,7 +44,7 @@ GEM
       forwardable-extended (~> 2.6)
     public_suffix (3.0.3)
     puma (3.12.0)
-    rack (1.6.11)
+    rack (1.6.13)
     rack-jekyll (0.5.0)
       jekyll (>= 1.3)
       listen (>= 1.3)