diff --git a/pages/massif/pestRecord.vue b/pages/massif/pestRecord.vue
index 9e72b86..5249283 100644
--- a/pages/massif/pestRecord.vue
+++ b/pages/massif/pestRecord.vue
@@ -74,7 +74,7 @@ export default {
 	},
 	watch:{
 		"formData.pestType"(){
-			this.formData.pestName=''
+			this.formData.pestName=[]
 		},
 	},
 	onLoad(){