diff --git a/src/views/goods/product/productAdd.vue b/src/views/goods/product/productAdd.vue
index a25851b..9168aa9 100644
--- a/src/views/goods/product/productAdd.vue
+++ b/src/views/goods/product/productAdd.vue
@@ -189,13 +189,11 @@ export default {
             this.$message({ showClose: true, type: 'error', message: '原料列表不能为空' })
             return
           } else {
-            if (this.formobj.list.length > 1) {
-              for (var i = 0; i < this.formobj.list.length; i++) {
-                if (this.formobj.list[i].materialCode === this.formobj.list[this.formobj.list.length - 1].materialCode) {
-                  this.$message({ showClose: true, type: 'error', message: '原料列表中需选择不同的原料进行操作' })
-                  return
-                }
-              }
+            let materialCodes = this.formobj.list.map(item => item['materialCode'])
+            let materialCodeSet = new Set(materialCodes)
+            if (materialCodeSet.size !== materialCodes.length) {
+              this.$message({ showClose: true, type: 'error', message: '原料列表中需选择不同的原料进行操作' })
+              return
             }
           }
           this.submitdisabled = true