Index: trunk/psModules/src/objects/pmPSFtryFitEXT.c
===================================================================
--- trunk/psModules/src/objects/pmPSFtryFitEXT.c	(revision 34403)
+++ trunk/psModules/src/objects/pmPSFtryFitEXT.c	(revision 35560)
@@ -83,5 +83,5 @@
         }
 
-        source->modelEXT = pmSourceModelGuess (source, options->type);
+        source->modelEXT = pmSourceModelGuess (source, options->type, maskVal, markVal);
         if (source->modelEXT == NULL) {
             psTrace ("psModules.objects", 4, "masking %d (%d,%d) : failed to generate model guess\n", i, source->peak->x, source->peak->y);