diff --git a/pages/signUpPageGuoji/signUpPageGuoji.js b/pages/signUpPageGuoji/signUpPageGuoji.js
index 40be6e2..1dea72c 100644
--- a/pages/signUpPageGuoji/signUpPageGuoji.js
+++ b/pages/signUpPageGuoji/signUpPageGuoji.js
@@ -809,7 +809,7 @@ Page({
     if (this.data.meetingDetailInfo.isWasic) {
       if (!formData.choiceTopic || formData.choiceTopic.length === 0) {
         wx.showToast({
-          title: '请选择关联课题',
+          title: '请选择课题名称',
           icon: 'none',
           duration: 2000
         })
@@ -925,7 +925,7 @@ Page({
       formData.invoiceProject = this.data.invoiceProjectList[formData.invoiceProject].value
     }
     // 不需要发票不校验
-    if (formData.identity == '2' && (this.data.selectedPostPerson.id == -'' || this.data.selectedPostPerson.id === undefined) && formData.needInvoice !== '0') {
+    if (formData.identity == '2' && (this.data.selectedPostPerson.id === '' || this.data.selectedPostPerson.id === undefined) && (formData.needInvoice !== undefined && formData.needInvoice !== '0')) {
       wx.showToast({
         title: '请选择邮寄联系人',
         icon: 'none',