diff --git a/Gemfile b/Gemfile
index 37f5eaa42e5044a403727c7b15108bc41df2a0ca..1290b9e55e312a58e1eff95cb3006ebc2c23d974 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,2 +1,3 @@
 source 'https://rubygems.org'
 gem 'github-pages', group: :jekyll_plugins
+gem 'jekyll-sitemap', group: :jekyll_plugins
diff --git a/Gemfile.lock b/Gemfile.lock
index c0fece6cdd2dd1bac7eb2803e21b48627a9c0c0e..c637d80d3c961a413ba637eee7be77af8daa7e9a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -195,3 +195,7 @@ PLATFORMS
 
 DEPENDENCIES
   github-pages
+  jekyll-sitemap
+
+BUNDLED WITH
+   1.15.3
diff --git a/_config.yml b/_config.yml
index 9187c4d2b16a3582236652e0de698213d4cb8616..fea84d6026c9443cd8c5d91e7155058185f4833a 100644
--- a/_config.yml
+++ b/_config.yml
@@ -124,4 +124,5 @@ JB :
   # where [HELPER] is the name of the helper you are overriding.
   
 gems:
-  - jekyll-redirect-from
\ No newline at end of file
+  - jekyll-redirect-from
+  - jekyll-sitemap