diff --git a/lib/src/observers/matomo_local_observer.dart b/lib/src/observers/matomo_local_observer.dart
index bbdf205..83206a4 100644
--- a/lib/src/observers/matomo_local_observer.dart
+++ b/lib/src/observers/matomo_local_observer.dart
@@ -3,7 +3,7 @@ import 'package:flutter/widgets.dart';
 /// {@macro matomo_local_observer}
 @Deprecated(
   'Use matomoLocalObserver instead. '
-  'This feature was deprecated in v6.0.0 and will be removed in the next major version.',
+  'This feature was deprecated in v6.0.0-dev.1 and will be removed in the next major version.',
 )
 final matomoObserver = matomoLocalObserver;