diff --git a/lib/screen/scan/scan_screen.dart b/lib/screen/scan/scan_screen.dart
index 5c2022b..87c859e 100644
--- a/lib/screen/scan/scan_screen.dart
+++ b/lib/screen/scan/scan_screen.dart
@@ -35,8 +35,11 @@ class ScanScreen extends HookConsumerWidget {
     useEffect(() {
       Future<void> initializeCamera() async {
         final cameras = await availableCameras();
-        cameraController.value =
-            CameraController(cameras[0], ResolutionPreset.max);
+        cameraController.value = CameraController(
+          cameras[0],
+          // ResolutionPreset.max,
+          ResolutionPreset.medium,
+        );
         initializeControllerFuture.value = cameraController.value!.initialize();
         await initializeControllerFuture.value;
         await cameraController.value!.setFlashMode(FlashMode.off);