diff --git a/yuthon_report/static/src/components/yuthon_report/receivable_flow_report.js b/yuthon_report/static/src/components/yuthon_report/receivable_flow_report.js
index 4e54b14dd..077b83bbd 100644
--- a/yuthon_report/static/src/components/yuthon_report/receivable_flow_report.js
+++ b/yuthon_report/static/src/components/yuthon_report/receivable_flow_report.js
@@ -84,9 +84,11 @@ class ReceivableFlowReport extends Component {
                 getDataPath: (data) => data.orgHierarchy || [],
                 groupDefaultExpanded: 0,  // 默认全部折叠
                 autoGroupColumnDef: {
-                    headerName: '合同/明细',
-                    minWidth: 250,
-                    flex: 1.5,
+                    headerName: '序号',
+                    minWidth: 80,
+                    width: 80,
+                    maxWidth: 80,
+                    flex: 0,
                     pinned: 'left',
                     // 合同/明细列左对齐显示
                     cellClass: 'receivable-group-left',