diff --git a/install.sh b/install.sh
index 3a0312b..4fe3db3 100644
--- a/install.sh
+++ b/install.sh
@@ -112,6 +112,8 @@ sed -i '$a'"$username"' ALL = NOPASSWD: /usr/bin/bash /home/'"$username"'/.runon
 cp /etc/crontab /etc/crontab.bck
 sed -i '$a@reboot '"$username"' bash /home/'"$username"'/.runonce/flatpak.sh' /etc/crontab
 sed -i '$a@reboot '"$username"' sudo bash /home/'"$username"'/.runonce/droidcamx.sh' /etc/crontab
+sed -i '$a@reboot root mv /etc/crontab.bck /etc/crontab' /etc/crontab
+
 
 # Copie des lanceurs d'applications personnalisés
 mkdir -p /home/$username/.config/mate/panel2.d/default/launchers