From a589bcac79f81e90cc92fb8bf4a706d35cfdc3da Mon Sep 17 00:00:00 2001
From: Emanuil Rusev <hello@erusev.com>
Date: Fri, 31 Jul 2015 01:33:21 +0300
Subject: [PATCH] resolve #342

---
 Parsedown.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Parsedown.php b/Parsedown.php
index 3a2803a..59705fd 100755
--- a/Parsedown.php
+++ b/Parsedown.php
@@ -665,7 +665,9 @@ class Parsedown
 
         if (preg_match('/^<(\w*)(?:[ ]*'.$this->regexHtmlAttribute.')*[ ]*(\/)?>/', $Line['text'], $matches))
         {
-            if (in_array($matches[1], $this->textLevelElements))
+            $element = strtolower($matches[1]);
+
+            if (in_array($element, $this->textLevelElements))
             {
                 return;
             }