Index: trunk/ppStack/src/ppStackArguments.c
===================================================================
--- trunk/ppStack/src/ppStackArguments.c	(revision 19231)
+++ trunk/ppStack/src/ppStackArguments.c	(revision 19283)
@@ -152,8 +152,9 @@
     psMetadataAddF32(arguments, PS_LIST_TAIL, "-combine-rej", 0,
                      "Combination rejection thresold (sigma)", NAN);
-    psMetadataAddStr(arguments,  PS_LIST_TAIL, "-mask-val", 0, "Mask value of input bad pixels", NULL);
-    psMetadataAddStr(arguments,  PS_LIST_TAIL, "-mask-bad", 0, "Mask value to give bad pixels", NULL);
-    psMetadataAddStr(arguments,  PS_LIST_TAIL, "-mask-poor", 0, "Mask value to give poor pixels", NULL);
+    psMetadataAddStr(arguments, PS_LIST_TAIL, "-mask-val", 0, "Mask value of input bad pixels", NULL);
+    psMetadataAddStr(arguments, PS_LIST_TAIL, "-mask-bad", 0, "Mask value to give bad pixels", NULL);
+    psMetadataAddStr(arguments, PS_LIST_TAIL, "-mask-poor", 0, "Mask value to give poor pixels", NULL);
     psMetadataAddF32(arguments, PS_LIST_TAIL, "-threshold-mask", 0, "Threshold for mask deconvolution", NAN);
+    psMetadataAddF32(arguments, PS_LIST_TAIL, "-poor-frac", 0, "Fraction of weight for poor pixels", NAN);
     psMetadataAddF32(arguments, PS_LIST_TAIL, "-image-rej", 0,
                      "Pixel rejection fraction threshold for rejecting entire image", NAN);
@@ -233,4 +234,5 @@
     VALUE_ARG_RECIPE_FLOAT("-image-rej",      "IMAGE.REJ",      F32);
     VALUE_ARG_RECIPE_INT("-rows",             "ROWS",           S32, 0);
+    VALUE_ARG_RECIPE_FLOAT("-poor-frac",      "POOR.FRACTION",  F32);
 
     valueArgRecipeStr(arguments, recipe, "-mask-val",  "MASK.VAL",  recipe);