diff --git a/func/deb_sys.sh b/func/deb_sys.sh
index c9c40a4..2f2eec9 100644
--- a/func/deb_sys.sh
+++ b/func/deb_sys.sh
@@ -644,6 +644,9 @@ EOF"
 do_deb_sys_cert_install_ca_server(){
   local full_command="${WELCOME_SCRIPT_PATH}/script/ca_server_renew.sh"
 
+  msg_info "Ajout des drtois d execution du script"
+  chmod +x "$full_command"
+
   msg_info "Renouvellement du certificat"
   eval "$full_command"