diff --git a/dev/n_osync.sh b/dev/n_osync.sh
index 10e7726..2d2c2d8 100644
--- a/dev/n_osync.sh
+++ b/dev/n_osync.sh
@@ -7,8 +7,8 @@ PROGRAM="osync" # Rsync based two way sync engine with fault tolerance
 AUTHOR="(C) 2013-2020 by Orsiris de Jong"
 CONTACT="http://www.netpower.fr/osync - ozy@netpower.fr"
 PROGRAM_VERSION=1.3.0-rc1
-PROGRAM_BUILD=2020062901
-IS_STABLE=true
+PROGRAM_BUILD=2020063001
+IS_STABLE=false
 
 CONFIG_FILE_REVISION_REQUIRED=1.3.0
 
@@ -842,13 +842,18 @@ function deleteList {
 	Logger "Creating $replicaType replica deleted file list." "NOTICE"
 	if [ -f "${INITIATOR[$__replicaDir]}${INITIATOR[$__stateDir]}/$replicaType${INITIATOR[$__treeAfterFileNoSuffix]}" ]; then
 		## Same functionnality, comm is much faster than grep but is not available on every platform
+
+		## Let's add awk in order to filter results based on sub directories already deleted because parent directory is dleeted
+		## awk ' BEGIN {prev="^dummy/"} $0 !~ prev { print $0; prev="^"$0"/" }'
+		## See https://stackoverflow.com/q/62652954/2635443
 		if type comm > /dev/null 2>&1 ; then
-			cmd="comm -23 \"${INITIATOR[$__replicaDir]}${INITIATOR[$__stateDir]}/$replicaType${INITIATOR[$__treeAfterFileNoSuffix]}\" \"${INITIATOR[$__replicaDir]}${INITIATOR[$__stateDir]}/$replicaType${INITIATOR[$__treeCurrentFile]}\" > \"${INITIATOR[$__replicaDir]}${INITIATOR[$__stateDir]}/$replicaType${INITIATOR[$__deletedListFile]}\""
+			cmd="comm -23 \"${INITIATOR[$__replicaDir]}${INITIATOR[$__stateDir]}/$replicaType${INITIATOR[$__treeAfterFileNoSuffix]}\" \"${INITIATOR[$__replicaDir]}${INITIATOR[$__stateDir]}/$replicaType${INITIATOR[$__treeCurrentFile]}\" | awk ' BEGIN {prev=\"^dummyfirstlinefileshouldnotexist1234/\"} \$0 !~ prev { print \$0; prev=\"^\"\$0\"/\" }' > \"${INITIATOR[$__replicaDir]}${INITIATOR[$__stateDir]}/$replicaType${INITIATOR[$__deletedListFile]}\""
 		else
 			## The || : forces the command to have a good result
-			cmd="(grep -F -x -v -f \"${INITIATOR[$__replicaDir]}${INITIATOR[$__stateDir]}/$replicaType${INITIATOR[$__treeCurrentFile]}\" \"${INITIATOR[$__replicaDir]}${INITIATOR[$__stateDir]}/$replicaType${INITIATOR[$__treeAfterFileNoSuffix]}\" || :) > \"${INITIATOR[$__replicaDir]}${INITIATOR[$__stateDir]}/$replicaType${INITIATOR[$__deletedListFile]}\""
+			cmd="(grep -F -x -v -f \"${INITIATOR[$__replicaDir]}${INITIATOR[$__stateDir]}/$replicaType${INITIATOR[$__treeCurrentFile]}\" \"${INITIATOR[$__replicaDir]}${INITIATOR[$__stateDir]}/$replicaType${INITIATOR[$__treeAfterFileNoSuffix]}\" || :) | awk ' BEGIN {prev=\"^dummyfirstlinefileshouldnotexist1234/\"} \$0 !~ prev { print \$0; prev=\"^\"\$0\"/\" }' > \"${INITIATOR[$__replicaDir]}${INITIATOR[$__stateDir]}/$replicaType${INITIATOR[$__deletedListFile]}\""
 		fi
 
+
 		Logger "Launching command [$cmd]." "DEBUG"
 		eval "$cmd" 2>> "$LOG_FILE"
 		retval=$?