Support the latest test. (#29)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 86616a2..dce2e78 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.12.10
+
+* Support `test` version `0.12.19`.
+
 ## 0.12.9
 
 * Support `test` version `0.12.18`.
diff --git a/pubspec.yaml b/pubspec.yaml
index 870f936..79f7c4d 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: scheduled_test
-version: 0.12.9
+version: 0.12.10
 author: Dart Team <misc@dartlang.org>
 description: >
   A package for writing readable tests of asynchronous behavior.
@@ -23,7 +23,7 @@
   # Because scheduled_test exports test, it needs to keep its version constraint
   # tight to ensure that a constraint on scheduled_test properly constraints all
   # features it provides.
-  test: '>=0.12.18 <0.12.19'
+  test: '>=0.12.19 <0.12.20'
 dev_dependencies:
   metatest: "^0.2.1"
   shelf_web_socket: "^0.2.0"