diff --git a/tools/mkloop.sh b/tools/mkloop.sh
index 14503cc..5d95f1b 100755
--- a/tools/mkloop.sh
+++ b/tools/mkloop.sh
@@ -17,7 +17,7 @@ echo "$0 $SEQNAME from $START" >> WS/log
 
 DIMS="-W$Img_Width -H$Img_Height"
 NBFR=" Declare=NbFrames=$NBFRAMES "
-POVOPT="+q9 +A0.02 -d ${DIMS} ${NBFR} -WT7"
+POVOPT="+q9 +A0.02 -d ${DIMS} ${NBFR} -WT5"
 echo $NBFR "frames."
 echo $POVOPT ; echo ; sleep 2