diff --git a/features/markdown.feature b/features/markdown.feature
index 2342951a..c0eeb25d 100644
--- a/features/markdown.feature
+++ b/features/markdown.feature
@@ -30,41 +30,3 @@ Feature: Markdown
     Then the _site directory should exist
     And I should see "Index" in "_site/index.html"
     And I should see "<h1 id=\"my-title\">My Title</h1>" in "_site/index.html"
-
-  Scenario: Maruku fenced codeblocks
-    Given I have a configuration file with "markdown" set to "maruku"
-    And I have an "index.markdown" file with content:
-       """
-       ---
-       title: My title
-       ---
-
-       # My title
-
-       ```
-       My awesome code
-       ```
-       """
-    When I run jekyll build
-    Then the _site directory should exist
-    And I should see "My awesome code" in "_site/index.html"
-    And I should see "<pre><code>My awesome code</code></pre>" in "_site/index.html"
-
-  Scenario: Maruku fenced codeblocks with syntax highlighting
-    Given I have a configuration file with "markdown" set to "maruku"
-    And I have an "index.markdown" file with content:
-       """
-       ---
-       title: My title
-       ---
-
-       # My title
-
-       ```ruby
-       puts "My awesome string"
-       ```
-       """
-    When I run jekyll build
-    Then the _site directory should exist
-    And I should see "My awesome string" in "_site/index.html"
-    And I should see "<pre class="ruby"><code class="ruby">puts &quot;My awesome string&quot;</code></pre>" in "_site/index.html"
diff --git a/features/site_configuration.feature b/features/site_configuration.feature
index d3dadd2a..c9edc2ff 100644
--- a/features/site_configuration.feature
+++ b/features/site_configuration.feature
@@ -83,13 +83,6 @@ Feature: Site configuration
     Then the _site directory should exist
     And I should see "<a href=\"http://google.com\">Google</a>" in "_site/index.html"
 
-  Scenario: Use Maruku for markup
-    Given I have an "index.markdown" page that contains "[Google](http://google.com)"
-    And I have a configuration file with "markdown" set to "maruku"
-    When I run jekyll build
-    Then the _site directory should exist
-    And I should see "<a href=\"http://google.com\">Google</a>" in "_site/index.html"
-
   Scenario: Highlight code with pygments
     Given I have an "index.html" page that contains "{% highlight ruby %} puts 'Hello world!' {% endhighlight %}"
     When I run jekyll build
diff --git a/test/test_tags.rb b/test/test_tags.rb
index 644527fb..30e8394b 100644
--- a/test/test_tags.rb
+++ b/test/test_tags.rb
@@ -30,7 +30,7 @@ class TestTags < JekyllUnitTest
 title: This is a test
 ---
 
-This document results in a markdown error with maruku
+This document has some highlighted code in it.
 
 {% highlight text %}
 #{code}
@@ -338,7 +338,7 @@ EOS
     setup do
       @content = <<CONTENT
 ---
-title: Maruku vs. RDiscount
+title: Kramdown vs. RDiscount vs. Redcarpet
 ---
 
 _FIGHT!_
@@ -351,17 +351,6 @@ puts "3..2..1.."
 CONTENT
     end
 
-    context "using Maruku" do
-      setup do
-        create_post(@content)
-      end
-
-      should "parse correctly" do
-        assert_match %r{<em>FIGHT!</em>}, @result
-        assert_match %r{<em>FINISH HIM</em>}, @result
-      end
-    end
-
     context "using RDiscount" do
       setup do
         create_post(@content, 'markdown' => 'rdiscount')
@@ -604,25 +593,6 @@ CONTENT
       end
     end
 
-    context "with fenced code blocks with backticks" do
-
-      setup do
-        content = <<CONTENT
-```ruby
-puts "Hello world"
-```
-CONTENT
-        create_post(content, {
-          'markdown' => 'maruku',
-          'maruku' => {'fenced_code_blocks' => true}}
-        )
-      end
-
-      should "render fenced code blocks" do
-        assert_match %r{<pre class=\"ruby\"><code class=\"ruby\">puts &quot;Hello world&quot;</code></pre>}, @result.strip
-      end
-    end
-
     context "include missing file" do
       setup do
         @content = <<CONTENT