diff --git a/src/components/dict/JDictSelectTag.vue b/src/components/dict/JDictSelectTag.vue
index 43e65b65..eb62fae4 100644
--- a/src/components/dict/JDictSelectTag.vue
+++ b/src/components/dict/JDictSelectTag.vue
@@ -114,9 +114,9 @@ export default {
         }
       })
     },
-    handleInput (e = '') {
+    handleInput (e) {
       let val
-      if (Object.keys(e).includes('target')) {
+      if (e !== undefined && Object.keys(e).includes('target')) {
         val = e.target.value
       } else {
         val = e