diff --git a/_includes/syntax.css b/_includes/syntax.css
index 1b3c92c..d5a4789 100644
--- a/_includes/syntax.css
+++ b/_includes/syntax.css
@@ -1,3 +1,12 @@
+/*
+
+Syntax highlighting style from https://raw.githubusercontent.com/mdo/code-guide/gh-pages/_includes/syntax.css
+
+Where @mdo releases it under MIT
+
+*/
+
+
 .hll { background-color: #ffffcc }
  /*{ background: #f0f3f3; }*/
 .c { color: #999; } /* Comment */