diff --git a/src/components/ShowImg/index.vue b/src/components/ShowImg/index.vue
index 31a4f35..4b31701 100644
--- a/src/components/ShowImg/index.vue
+++ b/src/components/ShowImg/index.vue
@@ -53,7 +53,7 @@ export default {
         this.imgsUrl = []
         const urls = []
         if (typeof this.urls === 'string') {
-          urls.push(this.urls)
+          this.urls && urls.push(this.urls)
         } else if (Array.isArray(this.urls)) {
           urls.push(...this.urls)
         }