diff --git a/src/views/wpm_bx/mlog_detail.vue b/src/views/wpm_bx/mlog_detail.vue
index 224ed554..8d2d8a75 100644
--- a/src/views/wpm_bx/mlog_detail.vue
+++ b/src/views/wpm_bx/mlog_detail.vue
@@ -502,6 +502,7 @@ export default {
 			paramsIn: {
 				page: 0,
 				mlog: "",
+				parent__isnull:true,
 				with_children:'yes',
 				material_in__isnull: 0,
 			},