diff --git a/pages/process/outside-add/index.js b/pages/process/outside-add/index.js
index 12af5d8..8050a9f 100644
--- a/pages/process/outside-add/index.js
+++ b/pages/process/outside-add/index.js
@@ -116,8 +116,8 @@ Scene({
       this.setData({ visible: false, ['form.predictDeliveryToFactoryTime']: (detail.value[0] + ' ' + detail.value[1]) })
     } else {
       var nowItem = this.data.paperList[detail.index]
-      for (var i = 0; i < this.data.form.productCategoryInfos.length; i++) {
-        if (this.data.form.productCategoryInfos[i].productId == nowItem.id){
+      for (var index = 0; index < this.data.form.productCategoryInfos.length; index++) {
+        if (this.data.form.productCategoryInfos[index].productId == nowItem.id && this.data.cateIndex != index){
           this.setData({ visible: false })
           util.showToast('纸品已经存在，请不要重复添加')
           return