Index: trunk/ppSub/src/ppSubReadout.c
===================================================================
--- trunk/ppSub/src/ppSubReadout.c	(revision 14751)
+++ trunk/ppSub/src/ppSubReadout.c	(revision 14806)
@@ -83,7 +83,10 @@
     }
 
-    if (!pmSubtractionMatch(outRO, refRO, inRO, footprint, regionSize, spacing, threshold, stampsName,
-                            NAN, type, size, order, widths, orders, inner, ringsOrder, binning, optimum,
-                            optWidths, optOrder, optThresh, iter, rej, maskBad, maskBlank)) {
+    psArray *sources = psMetadataLookupPtr(&mdok, refRO->analysis, "PSPHOT.SOURCES"); // Sources in image
+
+    if (!pmSubtractionMatch(outRO, refRO, inRO, footprint, regionSize, spacing, threshold, sources,
+                            stampsName, NAN, type, size, order, widths, orders, inner, ringsOrder,
+                            binning, optimum, optWidths, optOrder, optThresh, iter, rej, maskBad,
+                            maskBlank)) {
         psError(PS_ERR_UNKNOWN, false, "Unable to match images.");
         psFree(outRO);