diff --git a/src/showdown.js b/src/showdown.js
index 25bed63..cc9a42d 100644
--- a/src/showdown.js
+++ b/src/showdown.js
@@ -375,7 +375,7 @@ Showdown.converter = function (converter_options) {
) // attacklab: there are sentinel newlines at end of document
/gm,function(){...}};
*/
- text = text.replace(/^(<(p|div|h[1-6]|blockquote|pre|table|dl|ol|ul|script|noscript|form|fieldset|iframe|math|style|section|header|footer|nav|article|aside)\b[^\r]*?<\/\2>[ \t]*(?=\n+)\n)/gm, hashElement);
+ text = text.replace(/^(<(p|div|h[1-6]|blockquote|pre|table|dl|ol|ul|script|noscript|form|fieldset|iframe|math|style|section|header|footer|nav|article|aside|address|audio|canvas|figure|hgroup|output|video)\b[^\r]*?<\/\2>[ \t]*(?=\n+)\n)/gm,hashElement);
// Special case just for . It was easier to make a special case than
// to make the other regex more complicated.
diff --git a/test/cases/html5-strutural-tags.html b/test/cases/html5-strutural-tags.html
index 98698e8..90fbcb8 100644
--- a/test/cases/html5-strutural-tags.html
+++ b/test/cases/html5-strutural-tags.html
@@ -14,10 +14,63 @@
read
-me
+ me
-
the end
\ No newline at end of file
+
the end
+
+
+
+
Foo
+
+
+
Bar
+
+
+
+
+
+
+
Foo
+
+
+
+
Bar
+
+
+
+
Bar
+
+
+
+
+
+
+
+
+My street
+
+
+
+
+
+ Caption for the awesome picture
+
+
+
+
Main title
+
Secondary title
+
+
+
\ No newline at end of file
diff --git a/test/cases/html5-strutural-tags.md b/test/cases/html5-strutural-tags.md
index 5b27728..c326836 100644
--- a/test/cases/html5-strutural-tags.md
+++ b/test/cases/html5-strutural-tags.md
@@ -13,4 +13,57 @@ me
ignore me
-the end
\ No newline at end of file
+the end
+
+
+
+
Foo
+
+
+
Bar
+
+
+
+
+
+
+
Foo
+
+
+
+
Bar
+
+
+
+
Bar
+
+
+
+
+
+
+
+
+My street
+
+
+
+
+
+ Caption for the awesome picture
+
+
+
+
+