diff --git a/_config.yml b/_config.yml
index b924d4a473..1886a5b5ac 100644
--- a/_config.yml
+++ b/_config.yml
@@ -15,7 +15,6 @@ exclude:
 
 gems:
   - jekyll-redirect-from
-  - jekyll-sitemap
   - jekyll-gist
 
 defaults: