diff --git a/frontend/src/views/website/ssl/acme-account/create/index.vue b/frontend/src/views/website/ssl/acme-account/create/index.vue
index b4d92b02c..efd1423cf 100644
--- a/frontend/src/views/website/ssl/acme-account/create/index.vue
+++ b/frontend/src/views/website/ssl/acme-account/create/index.vue
@@ -38,7 +38,7 @@ let open = ref();
 let loading = ref(false);
 let accountForm = ref<FormInstance>();
 let rules = ref({
-    email: [Rules.requiredInput],
+    email: [Rules.requiredInput, Rules.email],
 });
 let account = ref({
     email: '',