diff --git a/Gemfile b/Gemfile
index b89a52e..e802a19 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,7 +9,7 @@ source "https://rubygems.org"
 # Happy Jekylling!
 # gem "jekyll", "~> 4.3.3"
 gem "github-pages", "~> 228", group: :jekyll_plugins
-# gem "kramdown-parser-gfm"
+gem "kramdown-parser-gfm"
 # This is the default theme for new Jekyll sites. You may change this to anything you like.
 gem "minima", "~> 2.5"
 # If you want to use GitHub Pages, remove the "gem "jekyll"" above and
diff --git a/Gemfile.lock b/Gemfile.lock
index 71a6003..1b8172f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -216,13 +216,15 @@ GEM
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.3.6)
+    mini_portile2 (2.8.5)
     minima (2.5.1)
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
     minitest (5.22.2)
     mutex_m (0.2.0)
-    nokogiri (1.15.5-x86_64-linux)
+    nokogiri (1.15.5)
+      mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     octokit (4.25.1)
       faraday (>= 1, < 3)
@@ -267,6 +269,7 @@ DEPENDENCIES
   github-pages (~> 228)
   http_parser.rb (~> 0.6.0)
   jekyll-feed (~> 0.12)
+  kramdown-parser-gfm
   minima (~> 2.5)
   tzinfo (>= 1, < 3)
   tzinfo-data