diff --git a/.yardopts b/.yardopts
index 7b07bc8e..f73caa35 100644
--- a/.yardopts
+++ b/.yardopts
@@ -1,7 +1,7 @@
 --charset          utf-8
 --readme           README.md
 --markup           markdown
---markup-provider  maruku
+--markup-provider  kramdown
 --template-path    yard
 --default-return   ""
 --title            "Haml Documentation"
diff --git a/Gemfile b/Gemfile
index f99dad7a..9acddf09 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,7 +3,7 @@ gemspec
 
 group :docs do
   gem "yard", "~> 0.8.0"
-  gem "maruku"
+  gem "kramdown"
 end
 
 platform :mri do