Index: trunk/psModules/src/imcombine/pmReadoutCombine.c
===================================================================
--- trunk/psModules/src/imcombine/pmReadoutCombine.c	(revision 12651)
+++ trunk/psModules/src/imcombine/pmReadoutCombine.c	(revision 12654)
@@ -398,5 +398,5 @@
         psListAdd(inputCells, PS_LIST_TAIL, readout->parent);
     }
-    bool success = pmConceptsAverageCells(output->parent, inputCells, NULL, NULL);
+    bool success = pmConceptsAverageCells(output->parent, inputCells, NULL, NULL, true);
     psFree(inputCells);