diff --git a/src/sku/components/SkuMessages.js b/src/sku/components/SkuMessages.js
index 356d55905..6e145a8a0 100644
--- a/src/sku/components/SkuMessages.js
+++ b/src/sku/components/SkuMessages.js
@@ -21,7 +21,10 @@ const PLACEHOLDER = {
 
 export default createComponent({
   props: {
-    messages: Array,
+    messages: {
+      type: Array,
+      default: () => []
+    },
     messageConfig: Object,
     goodsId: [Number, String]
   },