diff --git a/CHANGES.md b/CHANGES.md
index 04529801..6e14df9d 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -7,6 +7,7 @@
- [pull #568] Add `prepend` arg to toc extra (#397)
- [pull #569] Process HTML comments as markdown in 'escape' safe mode
- [pull #570] Fix syntax warnings in test suite
+- [pull #572] Process inline tags as HTML blocks when they span multiple lines (#571)
## python-markdown2 2.4.13
diff --git a/lib/markdown2.py b/lib/markdown2.py
index fdc01309..380b36d3 100755
--- a/lib/markdown2.py
+++ b/lib/markdown2.py
@@ -833,6 +833,11 @@ def _detab(self, text):
_block_tags_b = 'p|div|h[1-6]|blockquote|pre|table|dl|ol|ul|script|noscript|form|fieldset|iframe|math'
_block_tags_b += _html5tags
+ _span_tags = (
+ 'a|abbr|acronym|b|bdo|big|br|button|cite|code|dfn|em|i|img|input|kbd|label|map|object|output|q'
+ '|samp|script|select|small|span|strong|sub|sup|textarea|time|tt|var'
+ )
+
_liberal_tag_block_re = re.compile(r"""
( # save in \1
^ # start of line (with re.M)
@@ -927,6 +932,14 @@ def _hash_html_blocks(self, text, raw=False):
# Now match more liberally, simply from `\n