Index: trunk/psphot/src/psphotPetrosianRadialBins.c
===================================================================
--- trunk/psphot/src/psphotPetrosianRadialBins.c	(revision 36115)
+++ trunk/psphot/src/psphotPetrosianRadialBins.c	(revision 36375)
@@ -186,4 +186,5 @@
 	psFree(values);
 	psFree(stats);
+	source->mode2 |= PM_SOURCE_MODE2_RADBIN_NAN_CENTER;
 	return true;
     }