1 files changed, 2 insertions, 0 deletions
diff --git a/spec.txt b/spec.txt
index c699dd2..fbdf0cf 100644
--- a/spec.txt
+++ b/spec.txt
@@ -611,9 +611,11 @@ of the closing sequence:
 .
 ### foo \###
 ## foo \#\##
+# foo \#
 .
 <h3>foo #</h3>
 <h2>foo ##</h2>
+<h1>foo #</h1>
 .
 
 ATX headers need not be separated from surrounding content by blank