===================================================================
RCS file: /cvs/mandoc/term.c,v
retrieving revision 1.240
retrieving revision 1.241
diff -u -p -r1.240 -r1.241
--- mandoc/term.c	2014/12/23 13:48:57	1.240
+++ mandoc/term.c	2014/12/24 09:58:35	1.241
@@ -1,4 +1,4 @@
-/*	$Id: term.c,v 1.240 2014/12/23 13:48:57 schwarze Exp $ */
+/*	$Id: term.c,v 1.241 2014/12/24 09:58:35 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org>
@@ -773,6 +773,7 @@ int
 term_vspan(const struct termp *p, const struct roffsu *su)
 {
 	double		 r;
+	int		 ri;
 
 	switch (su->unit) {
 	case SCALE_BU:
@@ -808,7 +809,8 @@ term_vspan(const struct termp *p, const struct roffsu 
 		abort();
 		/* NOTREACHED */
 	}
-	return(r > 0.0 ? r + 0.4995 : r - 0.4995);
+	ri = r > 0.0 ? r + 0.4995 : r - 0.4995;
+	return(ri < 66 ? ri : 1);
 }
 
 int