diff --git a/src/views/Compare/Dashboard/index.vue b/src/views/Compare/Dashboard/index.vue
index 7e70cb7..a31f47f 100644
--- a/src/views/Compare/Dashboard/index.vue
+++ b/src/views/Compare/Dashboard/index.vue
@@ -570,8 +570,9 @@ export default {
           };
           break;
       }
-
-      return [primeVueSetData, primeVueSetOption]
+      
+      // JSON.parse(JSON.stringify()) wouldn't work
+      return [primeVueSetData, primeVueSetOption];
     },
     /**
      * 建立長條圖