Index: trunk/psphot/src/psphotMaskReadout.c
===================================================================
--- trunk/psphot/src/psphotMaskReadout.c	(revision 23492)
+++ trunk/psphot/src/psphotMaskReadout.c	(revision 23535)
@@ -12,5 +12,9 @@
     psMetadataAddImageMask (recipe, PS_LIST_TAIL, "MASK.SAT", PS_META_REPLACE, "user-defined mask", maskSat);
 
-    psImageMaskType maskBad  = pmConfigMaskGet("BAD", config); // Mask value for bad pixels
+    psImageMaskType maskBad  = pmConfigMaskGet("LOW", config); // Mask value for low pixels
+    if (!maskBad) {
+        // XXX: for backward compatability look up old name
+        maskBad  = pmConfigMaskGet("BAD", config);
+    }
     psMetadataAddImageMask (recipe, PS_LIST_TAIL, "MASK.BAD", PS_META_REPLACE, "user-defined mask", maskBad);