Index: trunk/ppSim/src/ppSimUtils.c
===================================================================
--- trunk/ppSim/src/ppSimUtils.c	(revision 24807)
+++ trunk/ppSim/src/ppSimUtils.c	(revision 27657)
@@ -270,8 +270,13 @@
 psArray *ppSimSelectSources (pmConfig *config, const pmFPAview *view, const char *filename) {
 
+    bool status;
+
     pmReadout *readout = pmFPAfileThisReadout (config->files, view, filename);
     PS_ASSERT_PTR_NON_NULL (readout, NULL);
 
-    psArray *sources = psMetadataLookupPtr (NULL, readout->analysis, "PSPHOT.SOURCES");
+    pmDetections *detections = psMetadataLookupPtr (&status, readout->analysis, "PSPHOT.DETECTIONS");
+    psAssert (detections, "missing detections?");
+
+    psArray *sources = detections->allSources;
     return sources;
 }