1 files changed, 1 insertions, 0 deletions
diff --git a/Gemfile b/Gemfile
index 0b68cb1..349589a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,3 +9,4 @@ gem "therubyracer"
 gem "jekyll"
 gem "jekyll-sitemap"
 gem "jekyll-minifier"
+gem "html-proofer"