diff --git a/pages/mine/messageList.vue b/pages/mine/messageList.vue
index e64c4b0..45c4baf 100644
--- a/pages/mine/messageList.vue
+++ b/pages/mine/messageList.vue
@@ -183,6 +183,8 @@
 				}
 				if (this.current == 0) {
 					obj.projectId = uni.getStorageSync('buildingID').id
+				} else {
+					obj.projectId = ''
 				}
 				uni.request({
 					url: config.service.updateList,