diff --git a/scripts/upgrade b/scripts/upgrade
index 08eb52e..a61b095 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -23,7 +23,7 @@ ynh_systemd_action --service_name="$app" --action="stop" --log_path="systemd"
 #=================================================
 ynh_script_progression --message="Upgrading source files..." --weight=1
 
-ynh_setup_source --dest_dir="$install_dir"
+ynh_setup_source --dest_dir="$install_dir" --full_replace=1
 
 chmod -R o-rwx "$install_dir"
 chown -R "$app:www-data" "$install_dir"