Thanks Evan, that work perfectly. I have also open a ticket on Trac. Thanks for your help, Phil -- View this message in context: http://osgeo-org.1560.x6.nabble.com/SetColorInterpretation-for-a-GeoTiff-using-GDAL-not-working-tp5091839p5093268.html Sent from the GDAL - Dev mailing list archive at Nabble.com.