diff --git a/src/dashboards/simple-kanban-board.controller.ts b/src/dashboards/simple-kanban-board.controller.ts
index 09c1961..aafc98f 100644
--- a/src/dashboards/simple-kanban-board.controller.ts
+++ b/src/dashboards/simple-kanban-board.controller.ts
@@ -1,7 +1,11 @@
 import { DynamicLoader } from '@app/event-emitter/configs/dynamic-loader';
+import { RedmineEventsGateway } from '@app/event-emitter/events/redmine-events.gateway';
 import { ListIssuesByUsersLikeJiraWidgetService } from '@app/event-emitter/project-dashboard/widgets/list-issues-by-users-like-jira.widget.service';
 import { ListIssuesByUsersWidgetService } from '@app/event-emitter/project-dashboard/widgets/list-issues-by-users.widget.service';
-import { RootIssueSubTreesWidgetService } from '@app/event-emitter/project-dashboard/widgets/root-issue-subtrees.widget.service';
+import {
+  RootIssueSubTreesWidgetNs,
+  RootIssueSubTreesWidgetService,
+} from '@app/event-emitter/project-dashboard/widgets/root-issue-subtrees.widget.service';
 import { Controller, Get, Param, Render } from '@nestjs/common';
 import { ConfigService } from '@nestjs/config';
 import { parse } from 'jsonc-parser';
@@ -18,6 +22,7 @@ export class SimpleKanbanBoardController {
     private listIssuesByUsersWidgetService: ListIssuesByUsersWidgetService,
     private listIssuesByUsersLikeJiraWidgetService: ListIssuesByUsersLikeJiraWidgetService,
     private issuesByTagsWidgetService: IssuesByTagsWidgetService,
+    private redmineEventsGateway: RedmineEventsGateway,
   ) {
     this.path = this.configService.get<string>('simpleKanbanBoard.path');
   }
@@ -38,6 +43,25 @@ export class SimpleKanbanBoardController {
     return await this.getRawData(name);
   }
 
+  @Get('/tree/:name/refresh')
+  async refreshTree(@Param('name') name: string): Promise<any> {
+    const cfg = this.dynamicLoader.load(name, {
+      path: this.path,
+      ext: 'jsonc',
+      parser: parse,
+    });
+    const issues = [] as number[];
+    issues.push(cfg.rootIssueId);
+    if (cfg.groups) {
+      const groups = cfg.groups as RootIssueSubTreesWidgetNs.Models.GroupCfg;
+      groups.fromIssues.forEach((group) => {
+        issues.push(group.issueId);
+      });
+    }
+    this.redmineEventsGateway.addIssues(issues);
+    return { success: true };
+  }
+
   @Get('/by-users/:name/raw')
   async getByUsersRawData(@Param('name') name: string): Promise<any> {
     const cfg = this.dynamicLoader.load(name, {