diff --git a/CHANGELOG.md b/CHANGELOG.md
index efb9a30b9..ad766c31f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.12.24-dev
+
+* Extend `deserializeTimeout`.
+
 ## 0.12.24+2
 
 * Only force exit if `FORCE_TEST_EXIT` is set in the environment.
diff --git a/lib/src/runner/plugin/platform_helpers.dart b/lib/src/runner/plugin/platform_helpers.dart
index 841b0756a..cf88baab2 100644
--- a/lib/src/runner/plugin/platform_helpers.dart
+++ b/lib/src/runner/plugin/platform_helpers.dart
@@ -25,7 +25,7 @@ import '../runner_test.dart';
 
 typedef StackTrace _MapTrace(StackTrace trace);
 
-final _deserializeTimeout = new Duration(minutes: 3);
+final _deserializeTimeout = new Duration(minutes: 8);
 
 /// A helper method for creating a [RunnerSuiteController] containing tests
 /// that communicate over [channel].
diff --git a/pubspec.yaml b/pubspec.yaml
index 9b3d340d8..8edb89b2f 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: test
-version: 0.12.24+2
+version: 0.12.24-dev
 author: Dart Team <misc@dartlang.org>
 description: A library for writing dart unit tests.
 homepage: https://github.com/dart-lang/test