diff --git a/python/core/qgsvectorlayer.sip b/python/core/qgsvectorlayer.sip
index e7dcf1f2325..aca03ac30e0 100644
--- a/python/core/qgsvectorlayer.sip
+++ b/python/core/qgsvectorlayer.sip
@@ -551,6 +551,7 @@ class QgsVectorLayer : QgsMapLayer
      */
     QgsFeatureIterator getFeatures( const QgsFeatureRequest& request = QgsFeatureRequest() );
 
+	// TODO QGIS 3 add /In,Out/ to get back updated features
     /** Adds a feature
         @param f feature to add
         @param alsoUpdateExtent If True, will also go to the effort of e.g. updating the extents.