diff --git a/bedstead.c b/bedstead.c
index 605e2e2..afdc75f 100644
--- a/bedstead.c
+++ b/bedstead.c
@@ -3571,7 +3571,7 @@ static void
 emit_contour(point *p0, vec *cur)
 {
 	point *p = p0, *p1;
-	int stacksize = 0;
+	int stacksize = -2; /* Allow for initial rmoveto. */
 
 	if (p->prev) p->prev->next = NULL; /* Break the loop. */
 	do {