diff --git a/manifest.json b/manifest.json
index 33a2a02..138a5b6 100644
--- a/manifest.json
+++ b/manifest.json
@@ -5,7 +5,7 @@
 	"description": {
 		"en": "CI runner for YunoHost"
 	},
-	"version": "051118~ynh1",
+	"version": "291218~ynh1",
 	"url": "https://github.com/YunoHost/yunorunner",
 	"license": "free",
 	"maintainer": {
diff --git a/scripts/upgrade b/scripts/upgrade
index 5423476..e2ec6d3 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -97,7 +97,7 @@ ynh_system_user_create $app	# Create the dedicated user, if not exist
 #=================================================
 
 ynh_add_systemd_config
-ynh_print_warn "Please have a look to the diff of your systemd conf file. The upgrade could have broken this CI."
+echo -e "\e[93m\e[1m[WARN]\e[0m Please have a look to the diff of your systemd conf file. The upgrade could have broken this CI." >&2
 
 #=================================================
 # CHANGE PORT IN YUNORUNNER