Index: trunk/ppImage/src/ppImageArguments.c
===================================================================
--- trunk/ppImage/src/ppImageArguments.c	(revision 24485)
+++ trunk/ppImage/src/ppImageArguments.c	(revision 29833)
@@ -24,4 +24,5 @@
     fprintf(stderr, "\t-mask/-masklist: Mask image.\n");
     fprintf(stderr, "\t-fringe/-fringelist: Fringe image and data.\n");
+    fprintf(stderr, "\t-linearity/-linearlist: linearity correction file.\n");
     fprintf(stderr, "\n");
     exit (2);
@@ -120,4 +121,5 @@
     pmConfigFileSetsMD (config->arguments, &argc, argv, "MASK", "-mask", "-masklist");
     pmConfigFileSetsMD (config->arguments, &argc, argv, "FRINGE", "-fringe", "-fringelist");
+    pmConfigFileSetsMD (config->arguments, &argc, argv, "LINEARITY", "-linearity", "-linearlist");
 
     // chip selection is used to limit chips to be processed