diff --git a/CHANGELOG.md b/CHANGELOG.md
index aadfa53..1ccacda 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.12.0+1
+
+* Fix test files to use `test` instead of `unittest` pkg.
+
 ## 0.12.0
 
 * Moved a number of members to the
diff --git a/pubspec.yaml b/pubspec.yaml
index dfff80e..ea8f4ab 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: matcher
-version: 0.12.0
+version: 0.12.0+1
 author: Dart Team <misc@dartlang.org>
 description: Support for specifying test expectations
 homepage: https://github.com/dart-lang/matcher
diff --git a/test/core_matchers_test.dart b/test/core_matchers_test.dart
index 1769ba4..32e30f0 100644
--- a/test/core_matchers_test.dart
+++ b/test/core_matchers_test.dart
@@ -5,7 +5,7 @@
 library matcher.core_matchers_test;
 
 import 'package:matcher/matcher.dart';
-import 'package:unittest/unittest.dart' show test, group;
+import 'package:test/test.dart' show test, group;
 
 import 'test_utils.dart';
 
diff --git a/test/escape_test.dart b/test/escape_test.dart
index db1a7a8..35a18bc 100644
--- a/test/escape_test.dart
+++ b/test/escape_test.dart
@@ -5,7 +5,7 @@
 library matcher.escape_test;
 
 import 'package:matcher/src/util.dart';
-import 'package:unittest/unittest.dart';
+import 'package:test/test.dart';
 
 void main() {
   group('escaping should work with', () {
diff --git a/test/iterable_matchers_test.dart b/test/iterable_matchers_test.dart
index e92fff0..54bc2c9 100644
--- a/test/iterable_matchers_test.dart
+++ b/test/iterable_matchers_test.dart
@@ -5,7 +5,7 @@
 library matcher.iterable_matchers_test;
 
 import 'package:matcher/matcher.dart';
-import 'package:unittest/unittest.dart' show test, group;
+import 'package:test/test.dart' show test, group;
 
 import 'test_utils.dart';
 
diff --git a/test/mirror_matchers_test.dart b/test/mirror_matchers_test.dart
index 3e2a4ed..f1781c1 100644
--- a/test/mirror_matchers_test.dart
+++ b/test/mirror_matchers_test.dart
@@ -5,7 +5,7 @@
 library matcher.mirror_test;
 
 import 'package:matcher/mirror_matchers.dart';
-import 'package:unittest/unittest.dart' show test;
+import 'package:test/test.dart' show test;
 
 import 'test_utils.dart';
 
diff --git a/test/numeric_matchers_test.dart b/test/numeric_matchers_test.dart
index af0f634..d62bad6 100644
--- a/test/numeric_matchers_test.dart
+++ b/test/numeric_matchers_test.dart
@@ -5,7 +5,7 @@
 library matcher.numeric_matchers_test;
 
 import 'package:matcher/matcher.dart';
-import 'package:unittest/unittest.dart' show test, group;
+import 'package:test/test.dart' show test, group;
 
 import 'test_utils.dart';
 
diff --git a/test/operator_matchers_test.dart b/test/operator_matchers_test.dart
index 7cf0d59..003eb34 100644
--- a/test/operator_matchers_test.dart
+++ b/test/operator_matchers_test.dart
@@ -5,7 +5,7 @@
 library matcher.operator_matchers_test;
 
 import 'package:matcher/matcher.dart';
-import 'package:unittest/unittest.dart'
+import 'package:test/test.dart'
     show test, group, expect, throwsArgumentError;
 
 import 'test_utils.dart';
diff --git a/test/pretty_print_test.dart b/test/pretty_print_test.dart
index c1e0a59..1319b9c 100644
--- a/test/pretty_print_test.dart
+++ b/test/pretty_print_test.dart
@@ -8,7 +8,7 @@
 
 import 'package:matcher/matcher.dart';
 import 'package:matcher/src/pretty_print.dart';
-import 'package:unittest/unittest.dart' show group, test, expect;
+import 'package:test/test.dart' show group, test, expect;
 
 class DefaultToString {}
 
diff --git a/test/string_matchers_test.dart b/test/string_matchers_test.dart
index cb34a70..38fa129 100644
--- a/test/string_matchers_test.dart
+++ b/test/string_matchers_test.dart
@@ -5,7 +5,7 @@
 library matcher.string_matchers_test;
 
 import 'package:matcher/matcher.dart';
-import 'package:unittest/unittest.dart' show test, group, expect;
+import 'package:test/test.dart' show test, group, expect;
 
 import 'test_utils.dart';
 
diff --git a/test/test_utils.dart b/test/test_utils.dart
index b1a9756..f95c2b9 100644
--- a/test/test_utils.dart
+++ b/test/test_utils.dart
@@ -6,7 +6,7 @@
 
 import 'dart:collection';
 
-import 'package:unittest/unittest.dart';
+import 'package:test/test.dart';
 
 void shouldFail(value, Matcher matcher, expected) {
   var failed = false;