diff --git a/scripts/install b/scripts/install
index 96e4c3b..07a0176 100755
--- a/scripts/install
+++ b/scripts/install
@@ -60,6 +60,9 @@ ynh_script_progression --message="Installing $app..." --weight=2
 pushd $install_dir
  	ynh_use_nodejs
 	ynh_exec_warn_less sudo -u $app env $ynh_node_load_PATH $ynh_npm install n8n@${n8n_version}
+	ynh_string_replace  --match_string="secure: config_1.default.getEnv('userManagement.emails.smtp.secure')," \
+	                    --replace_string="secure: config_1.default.getEnv('userManagement.emails.smtp.secure'), tls: {servername:'${main_domain}'}," \
+	                    --target_file="node_modules/n8n/dist/UserManagement/email/NodeMailer.js"
 popd
 
 chmod -R o-rwx "$install_dir"