Index: trunk/ppSub/src/ppSubArguments.c
===================================================================
--- trunk/ppSub/src/ppSubArguments.c	(revision 23853)
+++ trunk/ppSub/src/ppSubArguments.c	(revision 24833)
@@ -84,4 +84,5 @@
     psMetadataAddS32(arguments, PS_LIST_TAIL, "-threads", 0, "Number of threads", 0);
     psMetadataAddStr(arguments, PS_LIST_TAIL, "-dumpconfig", 0, "file to dump configuration to", NULL);
+    psMetadataAddS32(arguments, PS_LIST_TAIL, "-convolve", 0, "Image to convolve [1 or 2]", 0);
     psMetadataAddBool(arguments, PS_LIST_TAIL, "-photometry", 0, "Perform photometry?", NULL);
     psMetadataAddBool(arguments, PS_LIST_TAIL, "-inverse", 0, "Generate inverse subtractions?", NULL);