diff --git a/tools/mkloop.sh b/tools/mkloop.sh
index 7758730..2b0f00a 100755
--- a/tools/mkloop.sh
+++ b/tools/mkloop.sh
@@ -22,7 +22,7 @@ POVOPT="+q9 +A0.02 -d ${DIMS} ${NBFR} -WT7"
 echo $POVOPT ; echo ; sleep 2
 
 TMPIMG=/dev/shm/${SEQNAME}-tmp.png
-
+echo "TMPIMG" ${TMPIMG} | tee -a WS/log                          # DEBUG !
 for frame in $(seq $START $((NBFRAMES-1)))
 do