diff --git a/wnt_network_from_lines.py b/wnt_network_from_lines.py
index 00a5825..f2e767f 100644
--- a/wnt_network_from_lines.py
+++ b/wnt_network_from_lines.py
@@ -274,7 +274,7 @@ def processAlgorithm(self, parameters, context, feedback):
             lcnt += 1
             f = QgsFeature()
             f.setGeometry(QgsGeometry.fromWkt(link.get_wkt()))
-            length = link.get_length2d()
+            length = link.length2d()
             f.setAttributes([link.linkid, link.start, link.end, 'PIPE', length])
             links_sink.addFeature(f, QgsFeatureSink.FastInsert)