diff --git a/src/views/knowledge/detail/components/documentDetail/addSegment.vue b/src/views/knowledge/detail/components/documentDetail/addSegment.vue
index 6d5efaf..baf4d16 100644
--- a/src/views/knowledge/detail/components/documentDetail/addSegment.vue
+++ b/src/views/knowledge/detail/components/documentDetail/addSegment.vue
@@ -47,6 +47,7 @@
             size="medium"
             :closable="keywords.length > 1"
             type="info"
+            :key="index"
             @close="keywords.splice(index, 1)"
             >{{ item }}</el-tag
           >