Index: trunk/ppStack/src/ppStackConvolve.c
===================================================================
--- trunk/ppStack/src/ppStackConvolve.c	(revision 27036)
+++ trunk/ppStack/src/ppStackConvolve.c	(revision 27218)
@@ -266,8 +266,10 @@
         UPDATE_CONCEPT(outCell, "CELL.EXPOSURE", options->sumExposure);
         UPDATE_CONCEPT(outCell, "CELL.DARKTIME", NAN);
+        UPDATE_CONCEPT(outFPA,  "FPA.ZP",        options->zp);
 
         UPDATE_CONCEPT(unconvFPA,  "FPA.EXPOSURE",  options->sumExposure);
         UPDATE_CONCEPT(unconvCell, "CELL.EXPOSURE", options->sumExposure);
         UPDATE_CONCEPT(unconvCell, "CELL.DARKTIME", NAN);
+        UPDATE_CONCEPT(unconvFPA,  "FPA.ZP",        options->zp);
     }