diff --git a/Gemfile b/Gemfile
index 7149a78..7923a9a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,3 +1,3 @@
-source `https://rubygems.org`
-gem `github-pages`
+source 'https://rubygems.org'
+gem 'github-pages'
 gem 'jekyll'