Index: trunk/ippTools/src/stacktoolConfig.c
===================================================================
--- trunk/ippTools/src/stacktoolConfig.c	(revision 15301)
+++ trunk/ippTools/src/stacktoolConfig.c	(revision 15376)
@@ -118,4 +118,6 @@
     psMetadataAddF64(addsumskyfileArgs, PS_LIST_TAIL, "-bg_stdev",  0,
             "define exposue background mean stdev", NAN);
+    psMetadataAddF64(addsumskyfileArgs, PS_LIST_TAIL, "-good_frac",  0,
+            "define %% of good pixels", NAN);
     psMetadataAddS16(addsumskyfileArgs, PS_LIST_TAIL, "-code",  0,
             "set fault code", 0);