diff --git a/apps/wordpress/wordpress_ConfigMap.tf b/apps/wordpress/wordpress_ConfigMap.tf
index 1a9ee60..5d0edf3 100644
--- a/apps/wordpress/wordpress_ConfigMap.tf
+++ b/apps/wordpress/wordpress_ConfigMap.tf
@@ -11,7 +11,7 @@ resource "kubectl_manifest" "wordpress_cfg" {
       WORDPRESS_DB_NAME: ${var.component}
       WORDPRESS_DB_USER: ${var.component}
       WORDPRESS_HOST: ${local.dns_name}
-      WORDPRESS_ADMIN_MAIL: "svc-${var.instance}@${var.domain-name}"
+      WORDPRESS_ADMIN_MAIL: "svc-${var.instance}@${var.domain_name}"
       WORDPRESS_TITLE: "${var.instance}"
       WORDPRESS_TABLE_PREFIX: wp_
       WORDPRESS_DEBUG: "${var.config.is_debug?"true":"false"}"