diff --git a/scripts/upgrade b/scripts/upgrade
index 37c8520..b6dce37 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -81,6 +81,15 @@ ynh_script_progression --message="Upgrading dependencies..." --weight=1
 
 ynh_install_app_dependencies $pkg_dependencies
 
+#=================================================
+# CREATE DEDICATED USER
+#=================================================
+ynh_script_progression --message="Configuring system user..." --time --weight=1
+
+# Create a system user
+ynh_system_user_create --username=$app
+
+
 #=================================================
 # SPECIFIC UPGRADE
 #=================================================