diff --git a/lib/src/mobile_scanner_controller.dart b/lib/src/mobile_scanner_controller.dart
index e9dc8ce5..7a808049 100644
--- a/lib/src/mobile_scanner_controller.dart
+++ b/lib/src/mobile_scanner_controller.dart
@@ -440,6 +440,11 @@ class MobileScannerController extends ValueNotifier<MobileScannerState> {
     await MobileScannerPlatform.instance.dispose();
   }
 
+  /// Exposes the [addBarcode] method.
+  ///
+  /// This method is used for adding a barcode to the barcode stream.
+  /// so when using [analyzeImage] the return value
+  /// can be used in [MobileScanner] using [onDetect] callback.
   void addBarcode(BarcodeCapture? barcode) {
     if (_barcodesController.isClosed || barcode == null) {
       return;