Index: trunk/psphot/src/psphotWeightBias.c
===================================================================
--- trunk/psphot/src/psphotWeightBias.c	(revision 6862)
+++ trunk/psphot/src/psphotWeightBias.c	(revision 6900)
@@ -60,7 +60,7 @@
 
 	// fit PSF model (set/unset the pixel mask)
-	psImageKeepCircle (source->mask, x, y, PSF->radiusTMP, "OR", PM_SOURCE_MASK_MARKED);
+	psImageKeepCircle (source->mask, x, y, PSF->radiusTMP, "OR", PM_MASK_MARK);
 	pmSourceFitModel (source, PSF, PM_SOURCE_FIT_NORM);
-	psImageKeepCircle (source->mask, x, y, PSF->radiusTMP, "AND", ~PM_SOURCE_MASK_MARKED);
+	psImageKeepCircle (source->mask, x, y, PSF->radiusTMP, "AND", NOT_U8(PM_MASK_MARK));
     
 	// re-subtract PSF for object, leave local sky