diff --git a/CHANGELOG.md b/CHANGELOG.md
index d0cf84c..08ae126 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.1.12
+
+* Set max SDK version to `<3.0.0`.
+
 ## 0.1.11
 
 * Added support for protobuf 0.9.0.
diff --git a/analysis_options.yaml b/analysis_options.yaml
index 7068a47..e88b5f1 100644
--- a/analysis_options.yaml
+++ b/analysis_options.yaml
@@ -1,5 +1,5 @@
 analyzer:
- strong-mode: true
+
 linter:
   rules:
     - always_declare_return_types
diff --git a/pubspec.yaml b/pubspec.yaml
index 58f036c..1853208 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,15 +1,16 @@
 name: bazel_worker
-version: 0.1.11
+version: 0.1.12
+
 description: Tools for creating a bazel persistent worker.
 author: Dart Team <misc@dartlang.org>
 homepage: https://github.com/dart-lang/bazel_worker
 
 environment:
-  sdk: '>=2.0.0-dev.17.0 <2.0.0'
+  sdk: '>=2.0.0-dev.17.0 <3.0.0'
 
 dependencies:
-  async: ">1.9.0 <3.0.0"
-  protobuf: ">=0.8.0 <0.10.0"
+  async: '>1.9.0 <3.0.0'
+  protobuf: '>=0.8.0 <0.10.0'
 
 dev_dependencies:
   test: ^1.2.0
diff --git a/test/driver_test.dart b/test/driver_test.dart
index ede5f99..1b48ce7 100644
--- a/test/driver_test.dart
+++ b/test/driver_test.dart
@@ -238,7 +238,7 @@
   int get pid => throw new UnsupportedError('Not needed.');
 
   @override
-  bool kill([ProcessSignal = ProcessSignal.SIGTERM, int exitCode = 0]) {
+  bool kill([ProcessSignal = ProcessSignal.sigterm, int exitCode = 0]) {
     if (_killed) return false;
     () async {
       await _stdoutController.close();