Index: trunk/ppSub/src/ppSubArguments.c
===================================================================
--- trunk/ppSub/src/ppSubArguments.c	(revision 20517)
+++ trunk/ppSub/src/ppSubArguments.c	(revision 20568)
@@ -211,4 +211,5 @@
     psMetadataAddF32(arguments, PS_LIST_TAIL, "-spacing", 0, "Typical stamp spacing (pixels)", NAN);
     psMetadataAddS32(arguments, PS_LIST_TAIL, "-footprint", 0, "Stamp footprint half-size (pixels)", -1);
+    psMetadataAddS32(arguments, PS_LIST_TAIL, "-stride", 0, "Size of convolution patches (pixels)", -1);
     psMetadataAddF32(arguments, PS_LIST_TAIL, "-threshold", 0, "Minimum threshold for stamps (ADU)", NAN);
     psMetadataAddS32(arguments, PS_LIST_TAIL, "-iter", 0, "Number of rejection iterations", -1);
@@ -300,4 +301,5 @@
     VALUE_ARG_RECIPE_INT("-spam-binning", "SPAM.BINNING",    S32, 0);
     VALUE_ARG_RECIPE_INT("-footprint",    "STAMP.FOOTPRINT", S32, -1);
+    VALUE_ARG_RECIPE_INT("-stride",       "STRIDE",          S32, -1);
     VALUE_ARG_RECIPE_FLOAT("-threshold",  "STAMP.THRESHOLD", F32);
     VALUE_ARG_RECIPE_INT("-iter",         "ITER",            S32, -1);