diff --git a/packages/protocol_handler_windows/lib/src/protocol_handler_windows.dart b/packages/protocol_handler_windows/lib/src/protocol_handler_windows.dart
index 609831c..d033cec 100644
--- a/packages/protocol_handler_windows/lib/src/protocol_handler_windows.dart
+++ b/packages/protocol_handler_windows/lib/src/protocol_handler_windows.dart
@@ -17,15 +17,13 @@ class ProtocolHandlerWindows extends MethodChannelProtocolHandler {
     String appPath = Platform.resolvedExecutable;
 
     String protocolRegKey = 'Software\\Classes\\$scheme';
-    RegistryValue protocolRegValue = const RegistryValue(
+    RegistryValue protocolRegValue = RegistryValue.string(
       'URL Protocol',
-      RegistryValueType.string,
       '',
     );
     String protocolCmdRegKey = 'shell\\open\\command';
-    RegistryValue protocolCmdRegValue = RegistryValue(
+    RegistryValue protocolCmdRegValue = RegistryValue.string(
       '',
-      RegistryValueType.string,
       '$appPath "%1"',
     );
 
diff --git a/packages/protocol_handler_windows/pubspec.yaml b/packages/protocol_handler_windows/pubspec.yaml
index 4d1408f..db1bfc3 100644
--- a/packages/protocol_handler_windows/pubspec.yaml
+++ b/packages/protocol_handler_windows/pubspec.yaml
@@ -11,7 +11,7 @@ dependencies:
   flutter:
     sdk: flutter
   protocol_handler_platform_interface: ^0.2.0
-  win32_registry: ^1.0.2
+  win32_registry: ^2.1.0
 
 dev_dependencies:
   flutter_test: