diff --git a/sources/exportdialog.cpp b/sources/exportdialog.cpp
index cd30cf6f2..d962d27f7 100644
--- a/sources/exportdialog.cpp
+++ b/sources/exportdialog.cpp
@@ -554,7 +554,10 @@ void ExportDialog::generateDxf(
 				continue;
             QTransform t = QTransform().translate(elem_pos_x,elem_pos_y).rotate(rotation_angle);
             QPolygonF poly = t.map(polygon);
-            Createdxf::drawPolygon(file_path,poly,0);
+            if(poly.isClosed())
+                Createdxf::drawPolygon(file_path,poly,0);
+            else
+                Createdxf::drawPolyline(file_path,poly,0);
 		}
 
 		// Draw arcs and ellipses
diff --git a/sources/qetgraphicsitem/qetshapeitem.cpp b/sources/qetgraphicsitem/qetshapeitem.cpp
index d0c705af7..db95ecdb8 100644
--- a/sources/qetgraphicsitem/qetshapeitem.cpp
+++ b/sources/qetgraphicsitem/qetshapeitem.cpp
@@ -970,7 +970,10 @@ bool QetShapeItem::toDXF(const QString &filepath,const QPen &pen)
 				Createdxf::dxfColor(pen));
 	    return true;
 	case Polygon:
-	    Createdxf::drawPolygon(filepath,m_polygon,Createdxf::dxfColor(pen));
+        if(m_polygon.isClosed())
+            Createdxf::drawPolygon(filepath,m_polygon,Createdxf::dxfColor(pen));
+        else
+            Createdxf::drawPolyline(filepath,m_polygon,Createdxf::dxfColor(pen));
 	    return true;
 	default:
 	    return false;