Index: trunk/ppStack/src/ppStackMatch.c
===================================================================
--- trunk/ppStack/src/ppStackMatch.c	(revision 17255)
+++ trunk/ppStack/src/ppStackMatch.c	(revision 17259)
@@ -38,5 +38,7 @@
 
     // Renormalise the variances if desired
-    if (renorm && !pmReadoutWeightRenorm(readout, maskBad, renormMean, renormStdev, renormWidth, rng)) {
+    if (renorm) {
+        psLogMsg("ppMerge", PS_LOG_INFO, "Renormalising variance map.")
+        if (!pmReadoutWeightRenorm(readout, maskBad, renormMean, renormStdev, renormWidth, rng)) {
         psError(PS_ERR_UNKNOWN, false, "Unable to renormalise variances.");
         psFree(output);