diff --git a/Gemfile b/Gemfile
index bfcd344..2f1b268 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,7 +2,7 @@ source "https://rubygems.org"
 
 group :jekyll do
     gem 'jekyll'
-    gem 'jekyll-sitemap', '1.0.0'
+    gem 'jekyll-sitemap'
     gem 'jekyll-redirect-from'
     gem 'redcarpet'
 end