diff --git a/src/views/operate/materialSeal/index.vue b/src/views/operate/materialSeal/index.vue
index 2ae112f..8ed0aa1 100644
--- a/src/views/operate/materialSeal/index.vue
+++ b/src/views/operate/materialSeal/index.vue
@@ -326,6 +326,8 @@ const openUserSelect = () => {
     if (selectUserList.value.length !== 0) {
       console.log('selectUserList不为空')
       selectUserIds.value = selectUserList.value.map((item) => item.userId).join(',');
+    }else{
+      selectUserIds.value = undefined;
     }