diff --git a/_config.yml b/_config.yml
index 2de04da..3659220 100644
--- a/_config.yml
+++ b/_config.yml
@@ -1,3 +1,9 @@
 name: Developmental Imaging Software Releases
-markdown: redcarpet
-highlighter: pygments
+markdown: kramdown
+
+kramdown:
+  input: GFM
+  hard_wrap: false
+
+highlighter: rouge
+