diff --git a/src/rules.ts b/src/rules.ts
index 81da76a..2ae1b68 100644
--- a/src/rules.ts
+++ b/src/rules.ts
@@ -162,7 +162,7 @@ const html = edit(
+ '|<\\?[\\s\\S]*?(?:\\?>[^\\n]*\\n*|$)' // (3)
+ '|[^\\n]*\\n*|$)' // (4)
+ '|[^\\n]*\\n*|$)' // (5)
-+ '|)[\\s\\S]*?(?:(?:\\n[ \t]*)+\\n|$)' // (6)
++ '||$)[\\s\\S]*?(?:(?:\\n[ \t]*)+\\n|$)' // (6)
+ '|<(?!(?:script|pre|style|textarea)(?![a-z0-9-]))([a-z][a-z0-9-]*)(?:attribute)*? */?>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n[ \t]*)+\\n|$)' // (7) open tag
+ '|(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n[ \t]*)+\\n|$)' // (7) closing tag
+ ')', 'i')
diff --git a/test/specs/new/html_block_tab_after_tag_name.html b/test/specs/new/html_block_tab_after_tag_name.html
new file mode 100644
index 0000000..536dd7f
--- /dev/null
+++ b/test/specs/new/html_block_tab_after_tag_name.html
@@ -0,0 +1,15 @@
+
+*stays raw*
+
+
+
+*stays raw*
+
+
+
+*stays raw*
+
+
diff --git a/test/specs/new/html_block_tab_after_tag_name.md b/test/specs/new/html_block_tab_after_tag_name.md
new file mode 100644
index 0000000..85d6aae
--- /dev/null
+++ b/test/specs/new/html_block_tab_after_tag_name.md
@@ -0,0 +1,16 @@
+
+*stays raw*
+
+
+
+
+
+*stays raw*
+
+
+>
+> *stays raw*
+>
diff --git a/test/specs/new/html_block_tag_at_end_of_input.html b/test/specs/new/html_block_tag_at_end_of_input.html
new file mode 100644
index 0000000..3f54666
--- /dev/null
+++ b/test/specs/new/html_block_tag_at_end_of_input.html
@@ -0,0 +1,2 @@
+Paragraph
+