Index: trunk/ppStack/src/ppStackCombineFinal.c
===================================================================
--- trunk/ppStack/src/ppStackCombineFinal.c	(revision 23767)
+++ trunk/ppStack/src/ppStackCombineFinal.c	(revision 23768)
@@ -56,4 +56,5 @@
     options->outRO->covariance = psImageCovarianceAverage(options->covariances);
     psFree(options->covariances); options->covariances = NULL;
+    psImageCovarianceTransfer(outRO->variance, outRO->covariance);
 
 #ifdef TESTING