Index: trunk/pstamp/src/ppstampMakeStamp.c
===================================================================
--- trunk/pstamp/src/ppstampMakeStamp.c	(revision 27989)
+++ trunk/pstamp/src/ppstampMakeStamp.c	(revision 28310)
@@ -688,5 +688,10 @@
         }
     }
-    psU32 maskMask = ~convPoor;
+    psU32 suspect = psMetadataLookupU32(&status, masks, "SUSPECT");
+    if (!status) {
+        psError(PM_ERR_CONFIG, false, "failed to lookup mask value for SUSPECT in recipes\n");
+        return false;
+    }
+    psU32 maskMask = ~(convPoor | suspect);
 
     double exciseValue;