diff --git a/src/pages/materialsStation/toolsBack/toolsAddBack.vue b/src/pages/materialsStation/toolsBack/toolsAddBack.vue
index 70ee216..7107f1f 100644
--- a/src/pages/materialsStation/toolsBack/toolsAddBack.vue
+++ b/src/pages/materialsStation/toolsBack/toolsAddBack.vue
@@ -452,6 +452,7 @@ const submit = (isBack) => {
       tableData.value.forEach((item) => {
         item.outNum = item.preNum
       })
+      delete formData.approveSignList
       const params = {
         backApplyDetailsList: tableData.value,
         backApplyInfo: formData,