diff --git a/backend-node/src/controllers/screenGroupController.ts b/backend-node/src/controllers/screenGroupController.ts
index 2409eaeb..2d7bc0e1 100644
--- a/backend-node/src/controllers/screenGroupController.ts
+++ b/backend-node/src/controllers/screenGroupController.ts
@@ -15,9 +15,9 @@ const multiLangService = new MultiLangService();
 // ============================================================
 
 // 화면 그룹 목록 조회
-export const getScreenGroups = async (req: Request, res: Response) => {
+export const getScreenGroups = async (req: AuthenticatedRequest, res: Response) => {
   try {
-    const companyCode = (req.user as any).companyCode;
+    const companyCode = req.user!.companyCode;
     const { page = 1, size = 20, searchTerm } = req.query;
     const offset = (parseInt(page as string) - 1) * parseInt(size as string);
 
@@ -89,10 +89,10 @@ export const getScreenGroups = async (req: Request, res: Response) => {
 };
 
 // 화면 그룹 상세 조회
-export const getScreenGroup = async (req: Request, res: Response) => {
+export const getScreenGroup = async (req: AuthenticatedRequest, res: Response) => {
   try {
     const { id } = req.params;
-    const companyCode = (req.user as any).companyCode;
+    const companyCode = req.user!.companyCode;
 
     let query = `
       SELECT sg.*,