diff --git a/History.markdown b/History.markdown
index d170c7e..6043887 100644
--- a/History.markdown
+++ b/History.markdown
@@ -1,3 +1,7 @@
+## 1.0.0 / 2017-01-06
+
+  * No new changes
+
 ## 0.13.0 / 2017-01-05
 
 ### Minor Enhancements
diff --git a/jekyll-sitemap.gemspec b/jekyll-sitemap.gemspec
index 6060dfc..45e9d56 100644
--- a/jekyll-sitemap.gemspec
+++ b/jekyll-sitemap.gemspec
@@ -3,7 +3,7 @@
 Gem::Specification.new do |spec|
   spec.name        = "jekyll-sitemap"
   spec.summary     = "Automatically generate a sitemap.xml for your Jekyll site."
-  spec.version     = "0.13.0"
+  spec.version     = "1.0.0"
   spec.authors     = ["GitHub, Inc."]
   spec.email       = "support@github.com"
   spec.homepage    = "https://github.com/jekyll/jekyll-sitemap"