diff --git a/scripts/install b/scripts/install
index f03c4cc..dd12558 100644
--- a/scripts/install
+++ b/scripts/install
@@ -303,9 +303,10 @@ python3 $final_path/add_sso_conf.py || ynh_die "Your file /etc/ssowat/conf.json.
 # SECURE FILES AND DIRECTORIES
 #=================================================
 
-# WARRNING : theses command are used in INSTALL, UPGRADE (2 times), RESTORE
+# WARRNING : theses command are used in INSTALL, UPGRADE, RESTORE
 # For any update do it in all files
 chown $synapse_user:root -R $final_path
+chmod 770 $final_path/Coturn_config_rotate.sh
 chown $synapse_user:root -R /var/lib/matrix-$app
 chown $synapse_user:root -R /var/log/matrix-$app
 chown $synapse_user:root -R /etc/matrix-$app
diff --git a/scripts/restore b/scripts/restore
index 2f907a8..f260bb8 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -173,6 +173,7 @@ ynh_use_logrotate /var/log/matrix-$app
 # WARNING : these commands are used in INSTALL, UPGRADE, RESTORE
 # For any update do it in all files
 chown $synapse_user:root -R $final_path
+chmod 770 $final_path/Coturn_config_rotate.sh
 chown $synapse_user:root -R /var/lib/matrix-$app
 chown $synapse_user:root -R /var/log/matrix-$app
 chown $synapse_user:root -R /etc/matrix-$app
diff --git a/scripts/upgrade b/scripts/upgrade
index 54aca18..4f6eeab 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -274,9 +274,10 @@ ynh_add_systemd_config coturn-$app coturn-synapse.service
 # SECURE FILES AND DIRECTORIES
 #=================================================
 
-# WARRNING : theses command are used in INSTALL, UPGRADE (2 times), RESTORE
+# WARRNING : theses command are used in INSTALL, UPGRADE, RESTORE
 # For any update do it in all files
 chown $synapse_user:root -R $final_path
+chmod 770 $final_path/Coturn_config_rotate.sh
 chown $synapse_user:root -R /var/lib/matrix-$app
 chown $synapse_user:root -R /var/log/matrix-$app
 chown $synapse_user:root -R /etc/matrix-$app