Index: trunk/psphot/src/psphotGrowthCurve.c
===================================================================
--- trunk/psphot/src/psphotGrowthCurve.c	(revision 9270)
+++ trunk/psphot/src/psphotGrowthCurve.c	(revision 9526)
@@ -23,8 +23,8 @@
     // assign the x and y coords to the image center
     // create an object with center intensity of 1000
-    modelRef->params->data.F32[0] = 0;
-    modelRef->params->data.F32[1] = 1000;
-    modelRef->params->data.F32[2] = xc;
-    modelRef->params->data.F32[3] = yc;
+    modelRef->params->data.F32[PM_PAR_SKY] = 0;
+    modelRef->params->data.F32[PM_PAR_FLUX] = 1000;
+    modelRef->params->data.F32[PM_PAR_XPOS] = xc;
+    modelRef->params->data.F32[PM_PAR_YPOS] = yc;
 
     // create modelPSF from this model