diff --git a/internal/service/role/service.go b/internal/service/role/service.go
index 867aa03..2ba991c 100644
--- a/internal/service/role/service.go
+++ b/internal/service/role/service.go
@@ -313,6 +313,7 @@ func (s *Service) BatchRemovePermissions(ctx context.Context, roleID uint, permI
 }
 
 // UpdateStatus 更新角色状态
+// 禁用角色时，若角色已分配给账号或店铺，则拒绝操作
 func (s *Service) UpdateStatus(ctx context.Context, id uint, status int) error {
 	currentUserID := middleware.GetUserIDFromContext(ctx)
 	if currentUserID == 0 {
@@ -327,6 +328,23 @@ func (s *Service) UpdateStatus(ctx context.Context, id uint, status int) error {
 		return errors.Wrap(errors.CodeInternalError, err, "获取角色失败")
 	}
 
+	// 禁用角色时检查是否已有分配
+	if status == constants.StatusDisabled {
+		accountCount, err := s.accountRoleStore.CountByRoleID(ctx, id)
+		if err != nil {
+			return errors.Wrap(errors.CodeInternalError, err, "检查角色分配情况失败")
+		}
+
+		shopCount, err := s.shopRoleStore.CountByRoleID(ctx, id)
+		if err != nil {
+			return errors.Wrap(errors.CodeInternalError, err, "检查角色分配情况失败")
+		}
+
+		if accountCount > 0 || shopCount > 0 {
+			return errors.New(errors.CodeRoleInUse, fmt.Sprintf("该角色已分配给 %d 个账号、%d 个店铺，请先移除相关分配后再禁用", accountCount, shopCount))
+		}
+	}
+
 	role.Status = status
 	role.Updater = currentUserID