diff --git a/frontend/src/components/FieldList.vue b/frontend/src/components/FieldList.vue
index e3078e1..d5a2520 100644
--- a/frontend/src/components/FieldList.vue
+++ b/frontend/src/components/FieldList.vue
@@ -30,9 +30,9 @@ export default {
       { name: 'code', label: 'フィールドコード', align: 'left', field: 'code', sortable: true },
       { name: 'type', label: 'フィールドタイプ', align: 'left', field: 'type', sortable: true }
     ]
-
+    
     const { state : rows, isReady: isLoaded, isLoading } = useAsyncState((args) => {
-      if (props.fields) {
+      if (props.fields && Object.keys(props.fields).length > 0) {
         return props.fields.map(f => ({ name: f.label, objectType: 'field', ...f }));
       } else {
         return api.get('api/v1/appfields', {