diff --git a/test/source/_includes/sig.textile b/test/source/_includes/sig.markdown
similarity index 100%
rename from test/source/_includes/sig.textile
rename to test/source/_includes/sig.markdown
diff --git a/test/source/_posts/2008-12-13-include.markdown b/test/source/_posts/2008-12-13-include.markdown
new file mode 100644
index 00000000..1b02ba2a
--- /dev/null
+++ b/test/source/_posts/2008-12-13-include.markdown
@@ -0,0 +1,8 @@
+---
+layout: default
+title: Include
+---
+
+{% include sig.markdown %}
+
+This _is_ cool
\ No newline at end of file
diff --git a/test/source/_posts/2008-12-13-include.textile b/test/source/_posts/2008-12-13-include.textile
deleted file mode 100644
index ab773439..00000000
--- a/test/source/_posts/2008-12-13-include.textile
+++ /dev/null
@@ -1,6 +0,0 @@
----
-layout: default
-title: Include
----
-
-{% include sig.textile %}
\ No newline at end of file
diff --git a/test/test_post.rb b/test/test_post.rb
index f0723cb8..ef10d990 100644
--- a/test/test_post.rb
+++ b/test/test_post.rb
@@ -86,10 +86,10 @@ class TestPost < Test::Unit::TestCase
   
   def test_include
     Jekyll.source = File.join(File.dirname(__FILE__), *%w[source])
-    p = Post.new(File.join(File.dirname(__FILE__), *%w[source _posts]), "2008-12-13-include.textile")
+    p = Post.new(File.join(File.dirname(__FILE__), *%w[source _posts]), "2008-12-13-include.markdown")
     layouts = {"default" => Layout.new(File.join(File.dirname(__FILE__), *%w[source _layouts]), "simple.html")}
     p.add_layout(layouts, {"site" => {"posts" => []}})
     
-    assert_equal "<<< <p>&#8212;<br />\nTom Preston-Werner<br />\ngithub.com/mojombo</p> >>>", p.output
+    assert_equal "<<< <hr />\n<p>Tom Preston-Werner github.com/mojombo</p>\n\n<p>This <em>is</em> cool</p> >>>", p.output
   end
 end
\ No newline at end of file