Index: trunk/CONTRIBUTION
===================================================================
--- trunk/CONTRIBUTION	(revision 16351)
+++ trunk/CONTRIBUTION	(revision 16744)
@@ -112,6 +112,11 @@
 redistributed here under GPL.
 
+Some icons are from KDE https://www.kde.org under GPL
+
 Lots of icons are from https://openclipart.org/, https://publicdomainvectors.org/,
-The Tango Desktop Project, other sources or self created, all PD and CC0 licensed.
+https://de.wikipedia.org/wiki/Bildtafel_der_Verkehrszeichen_in_Deutschland,
+https://commons.wikimedia.org/wiki/Image:National_Park_Service_sample_pictographs.svg,
+http://www.sjjb.co.uk/mapicons/, The Tango Desktop Project, other sources
+or self created, all PD and CC0 licensed.
 
 Simple OpenStreetMap logo has been created by ScubbX (CC-SA 2.0) based on official