===================================================================
RCS file: /cvs/mandoc/man_term.c,v
retrieving revision 1.218
retrieving revision 1.219
diff -u -p -r1.218 -r1.219
--- mandoc/man_term.c	2018/08/18 14:26:12	1.218
+++ mandoc/man_term.c	2018/08/18 17:07:23	1.219
@@ -1,4 +1,4 @@
-/*	$Id: man_term.c,v 1.218 2018/08/18 14:26:12 schwarze Exp $ */
+/*	$Id: man_term.c,v 1.219 2018/08/18 17:07:23 schwarze Exp $ */
 /*
  * Copyright (c) 2008-2012 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010-2015, 2017, 2018 Ingo Schwarze <schwarze@openbsd.org>
@@ -872,7 +872,7 @@ pre_SY(DECL_ARGS)
 	}
 
 	nn = n->parent->head->child;
-	len = nn == NULL ? 0 : term_strlen(p, nn->string) + 1;
+	len = nn == NULL ? 1 : term_strlen(p, nn->string) + 1;
 
 	switch (n->type) {
 	case ROFFT_HEAD: