diff --git a/pkgs/unified_analytics/CHANGELOG.md b/pkgs/unified_analytics/CHANGELOG.md
index bee8205e..a409d15d 100644
--- a/pkgs/unified_analytics/CHANGELOG.md
+++ b/pkgs/unified_analytics/CHANGELOG.md
@@ -1,3 +1,6 @@
+## 6.1.6-wip
+- Added `isV2Inspector` to the `Event.devtoolsEvent` constructor.
+
 ## 6.1.5
 - Remove any `data` entries with a null value in the `Event.exception` constructor.
 
diff --git a/pkgs/unified_analytics/lib/src/constants.dart b/pkgs/unified_analytics/lib/src/constants.dart
index 8982ee57..d671d2bd 100644
--- a/pkgs/unified_analytics/lib/src/constants.dart
+++ b/pkgs/unified_analytics/lib/src/constants.dart
@@ -87,7 +87,7 @@ const int kMaxLogFileSize = 25 * (1 << 20);
 const String kLogFileName = 'dart-flutter-telemetry.log';
 
 /// The current version of the package, should be in line with pubspec version.
-const String kPackageVersion = '6.1.5';
+const String kPackageVersion = '6.1.6-wip';
 
 /// The minimum length for a session.
 const int kSessionDurationMinutes = 30;
diff --git a/pkgs/unified_analytics/lib/src/event.dart b/pkgs/unified_analytics/lib/src/event.dart
index 0b5450d6..045de63a 100644
--- a/pkgs/unified_analytics/lib/src/event.dart
+++ b/pkgs/unified_analytics/lib/src/event.dart
@@ -399,6 +399,7 @@ final class Event {
     int? rootSetCount,
     int? rowCount,
     int? inspectorTreeControllerId,
+    bool? isV2Inspector,
 
     // DeepLinkScreenMetrics
     String? androidAppId,
@@ -450,6 +451,7 @@ final class Event {
           if (rowCount != null) 'rowCount': rowCount,
           if (inspectorTreeControllerId != null)
             'inspectorTreeControllerId': inspectorTreeControllerId,
+          if (isV2Inspector != null) 'isV2Inspector': isV2Inspector,
           // DeepLinkScreenMetrics
           if (androidAppId != null) 'androidAppId': androidAppId,
           if (iosBundleId != null) 'iosBundleId': iosBundleId,
diff --git a/pkgs/unified_analytics/pubspec.yaml b/pkgs/unified_analytics/pubspec.yaml
index 5ee0e426..49be6593 100644
--- a/pkgs/unified_analytics/pubspec.yaml
+++ b/pkgs/unified_analytics/pubspec.yaml
@@ -5,7 +5,7 @@ description: >-
 # LINT.IfChange
 # When updating this, keep the version consistent with the changelog and the
 # value in lib/src/constants.dart.
-version: 6.1.5
+version: 6.1.6-wip
 # LINT.ThenChange(lib/src/constants.dart)
 repository: https://github.com/dart-lang/tools/tree/main/pkgs/unified_analytics
 issue_tracker: https://github.com/dart-lang/tools/issues?q=is%3Aissue+is%3Aopen+label%3Apackage%3Aunified_analytics
diff --git a/pkgs/unified_analytics/test/event_test.dart b/pkgs/unified_analytics/test/event_test.dart
index 2809af96..43df5729 100644
--- a/pkgs/unified_analytics/test/event_test.dart
+++ b/pkgs/unified_analytics/test/event_test.dart
@@ -587,6 +587,7 @@ void main() {
           rootSetCount: 123,
           rowCount: 123,
           inspectorTreeControllerId: 123,
+          isV2Inspector: true,
           androidAppId: 'androidAppId',
           iosBundleId: 'iosBundleId',
         );
@@ -624,6 +625,7 @@ void main() {
     expect(constructedEvent.eventData['rootSetCount'], 123);
     expect(constructedEvent.eventData['rowCount'], 123);
     expect(constructedEvent.eventData['inspectorTreeControllerId'], 123);
+    expect(constructedEvent.eventData['isV2Inspector'], true);
     expect(constructedEvent.eventData['androidAppId'], 'androidAppId');
     expect(constructedEvent.eventData['iosBundleId'], 'iosBundleId');
     expect(constructedEvent.eventData.length, 30);