diff --git a/src/core/view/components/picker/index.vue b/src/core/view/components/picker/index.vue
index 315740d3ae77fc9ab3c0b229efbf72c60eaf3e6b..db2a2b00a421a288f83a76563800245ccb636551 100644
--- a/src/core/view/components/picker/index.vue
+++ b/src/core/view/components/picker/index.vue
@@ -153,7 +153,7 @@ export default {
     })
     Object.keys(this.$props).forEach(key => {
       if (key !== 'value' && key !== 'name') {
-        this.$watch(key, this._show())
+        this.$watch(key, this._show)
       }
     })
   },