1 files changed, 1 insertions, 0 deletions

diff --git a/html.h b/html.h
index 974a95a7..69a75f2f 100644
--- a/html.h
+++ b/html.h
@@ -48,6 +48,7 @@ enum	htmltag {
 	TAG_SPAN,
 	TAG_VAR,
 	TAG_BR,
+	TAG_MARK,
 	TAG_MATH,
 	TAG_MROW,
 	TAG_MI,