diff --git a/Gemfile b/Gemfile
index b89ab91..16ada10 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,8 +3,8 @@ gem 'tzinfo-data'
 gem 'wdm', '>= 0.1.0' if Gem.win_platform?
 gem "github-pages", group: :jekyll_plugins
 
-# security vulnerability - https://github.com/advisories/GHSA-mqm2-cgpr-p4m6
-gem "kramdown", ">= 2.3.0"
+# security vulnerability - https://github.com/advisories/GHSA-52p9-v744-mwjj
+gem "kramdown", ">= 2.3.1"
 
 # security vulnerability - https://github.com/advisories/GHSA-j96r-xvjq-r9pg
 gem "activesupport", ">= 4.1.11"