Index: trunk/psphot/src/psphotEfficiency.c
===================================================================
--- trunk/psphot/src/psphotEfficiency.c	(revision 34353)
+++ trunk/psphot/src/psphotEfficiency.c	(revision 36863)
@@ -71,5 +71,5 @@
                 continue;
             }
-            float flux = normModel->modelFlux(normModel->params); // Total flux for peak of 1.0
+            float flux = normModel->class->modelFlux(normModel->params); // Total flux for peak of 1.0
             psFree(normModel);
             if (!isfinite(flux)) {
@@ -424,5 +424,5 @@
                     continue;
                 }
-                float sourceRadius = PS_MAX(radius, model->modelRadius(model->params, minFlux)); // Radius for source
+                float sourceRadius = PS_MAX(radius, model->class->modelRadius(model->params, minFlux)); // Radius for source
                 psFree(model);
                 if (!isfinite(sourceRadius)) {