diff --git a/.gitignore b/.gitignore
index 268244c5..e851cc52 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 # Files and directories created by pub
+.dart_tool/
 .packages
 .pub/
 build/
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ad45796a..7fbc85a6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 0.4.0 - 2018-03-16
+
+* Moved TLS credentials for server into a separate class.
+* Added support for specifying the address for the server, and support for
+  serving on an ephemeral port.
+
 ## 0.3.1 - 2018-02-27
 
 * Split out TLS credentials to a separate class.
diff --git a/pubspec.yaml b/pubspec.yaml
index e0a26fe6..df95bf60 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: grpc
 description: Dart implementation of gRPC.
-version: 0.3.1
+version: 0.4.0
 author: Dart Team <misc@dartlang.org>
 homepage: https://github.com/dart-lang/grpc-dart