Index: /trunk/ppSub/src/ppSubReadoutPhotometry.c
===================================================================
--- /trunk/ppSub/src/ppSubReadoutPhotometry.c	(revision 24272)
+++ /trunk/ppSub/src/ppSubReadoutPhotometry.c	(revision 24273)
@@ -65,4 +65,7 @@
     // equivalent to the minuend image.
     pmReadout *inRO = pmFPAfileThisReadout(config->files, view, name); // Readout with image and sources
+    if (psMetadataLookup(inRO->analysis, "PSPHOT.SOURCES")) {
+        psMetadataRemoveKey(inRO->analysis, "PSPHOT.SOURCES");
+    }
 
     pmFPAfile *photFile = psMetadataLookupPtr(&mdok, config->files, "PSPHOT.INPUT"); // Photometry file