diff --git a/internal/store/postgres/device_store.go b/internal/store/postgres/device_store.go
index 3f6001d..c911414 100644
--- a/internal/store/postgres/device_store.go
+++ b/internal/store/postgres/device_store.go
@@ -250,3 +250,10 @@ func (s *DeviceStore) UpdatePollingStatus(ctx context.Context, deviceID uint, en
 		Where("id = ?", deviceID).
 		Update("enable_polling", enablePolling).Error
 }
+
+// UpdateRealnamePolicy 更新设备的实名认证策略
+func (s *DeviceStore) UpdateRealnamePolicy(ctx context.Context, deviceID uint, realnamePolicy string) error {
+	return s.db.WithContext(ctx).Model(&model.Device{}).
+		Where("id = ?", deviceID).
+		Update("realname_policy", realnamePolicy).Error
+}
diff --git a/internal/store/postgres/iot_card_store.go b/internal/store/postgres/iot_card_store.go
index 7967052..06bd027 100644
--- a/internal/store/postgres/iot_card_store.go
+++ b/internal/store/postgres/iot_card_store.go
@@ -124,6 +124,13 @@ func (s *IotCardStore) UpdatePollingStatus(ctx context.Context, cardID uint, ena
 		Update("enable_polling", enablePolling).Error
 }
 
+// UpdateRealnamePolicy 更新卡的实名认证策略
+func (s *IotCardStore) UpdateRealnamePolicy(ctx context.Context, cardID uint, realnamePolicy string) error {
+	return s.db.WithContext(ctx).Model(&model.IotCard{}).
+		Where("id = ?", cardID).
+		Update("realname_policy", realnamePolicy).Error
+}
+
 func (s *IotCardStore) Delete(ctx context.Context, id uint) error {
 	return s.db.WithContext(ctx).Delete(&model.IotCard{}, id).Error
 }