diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9638bed..8339230 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-# 0.2.17
+# 1.0.0
 
 * Handle mixed block and arrow bodied function arguments uniformly (#500).
 * Don't add a spurious space after "native" (#541).
diff --git a/bin/format.dart b/bin/format.dart
index 512928b..65a5d83 100644
--- a/bin/format.dart
+++ b/bin/format.dart
@@ -14,7 +14,7 @@
 import 'package:dart_style/src/source_code.dart';
 
 // Note: The following line of code is modified by tool/grind.dart.
-const version = "0.2.16";
+const version = "1.0.0";
 
 void main(List<String> args) {
   var parser = new ArgParser(allowTrailingOptions: true);
diff --git a/pubspec.yaml b/pubspec.yaml
index 52f2b72..ac6c7c3 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: dart_style
 # Note: See tool/grind.dart for how to bump the version.
-version: 0.2.17-dev
+version: 1.0.0
 author: Dart Team <misc@dartlang.org>
 description: Opinionated, automatic Dart source code formatter.
 homepage: https://github.com/dart-lang/dart_style