diff --git a/qad_blockview/blockbusitem.cpp b/qad_blockview/blockbusitem.cpp
index f82fa8d..b7a36c0 100644
--- a/qad_blockview/blockbusitem.cpp
+++ b/qad_blockview/blockbusitem.cpp
@@ -208,32 +208,32 @@ void BlockBusItem::simplify(bool full) {
 		}
 	}
 	if (full) {
-		/*QList<int> segs;
+		QList<int> segs;
 		for (int p = 0; p < pol.size(); ++p) {
 			if (pointSegmentsCount(p, &segs) != 2) continue;
+			int s0 = segs[0], s1 = segs[1];
 			QPointF cp = pol[p], sp[2];
 			for (int i = 0; i < 2; ++i) {
 				if (segments[segs[i]].first == p) sp[i] = pol[segments[segs[i]].second];
 				else sp[i] = pol[segments[segs[i]].first];
 			}
-			qDebug() << p << segs;
 			QLineF l0(sp[0], cp), l1(cp, sp[1]);
 			if (l0.angle() != l1.angle()) continue;
-			if (segments[segs[0]].first == p) {
-				if (segments[segs[1]].first == p) segments[segs[0]].second = segments[segs[1]].second;
-				else segments[segs[0]].second = segments[segs[1]].first;
+			if (segments[s0].first == p) {
+				if (segments[s1].first == p) segments[s0].first = segments[s1].second;
+				else segments[s0].first = segments[s1].first;
 			} else {
-				if (segments[segs[1]].first == p) segments[segs[0]].first = segments[segs[1]].second;
-				else segments[segs[0]].first = segments[segs[1]].first;
+				if (segments[s1].first == p) segments[s0].second = segments[s1].second;
+				else segments[s0].second = segments[s1].first;
 			}
-			segments.removeAt(segs[1]);
+			segments.removeAt(s1);
 			pol.remove(p);
 			for (int i = 0; i < segments.size(); ++i) {
-				if (segments[i].first > p) segments[i].first--;
-				if (segments[i].second > p) segments[i].second--;
+				if (segments[i].first >= p) segments[i].first--;
+				if (segments[i].second >= p) segments[i].second--;
 			}
 			p = -1;
-		}*/
+		}
 	}
 	if (pcnt == pol.size()) return;
 	updateGeometry();