diff --git a/.gitignore b/.gitignore
index 57510a2..6647349 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
+/Gemfile.lock
 _site/
diff --git a/Gemfile b/Gemfile
new file mode 100644
index 0000000..97355ea
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,3 @@
+source 'https://rubygems.org'
+
+gem 'github-pages'