diff --git a/bin/cronTask.sh.sample b/bin/cronTask.sh.sample
index 463b54a..d9d06b9 100644
--- a/bin/cronTask.sh.sample
+++ b/bin/cronTask.sh.sample
@@ -13,12 +13,13 @@ mimeMagic=/etc/mime.types
 cd $tempDest
 
 nbProcessLauch=$(ps -ef | grep -v grep | grep youtube-dl | wc -l)
-
-if [ $nbProcessLauch != 0 ]
+nbEncodeLauch=$(ps -ef | grep -v grep | grep "$convertingTool" | wc -l)
+if [ "$nbProcessLauch" -ne 0 ] || [ "$nbEncodeLauch" -ne 0 ]
 then
     exit
 fi
 
+
 for file in $tempDest*.hash
 do
     if [ -f $file ];