diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4d622da..e67cd03 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@
 * Expose client IP address to server 
 * Add a `channelShutdownHandler` argument to `ClientChannel` and the subclasses.
   This callback can be used to react to channel shutdown or termination.
+* Export the `Code` protobuf enum from the `grpc.dart` library.
 
 ## 3.1.0
 
diff --git a/lib/grpc.dart b/lib/grpc.dart
index 09ececc..d87836d 100644
--- a/lib/grpc.dart
+++ b/lib/grpc.dart
@@ -38,7 +38,8 @@ export 'src/client/options.dart'
 export 'src/client/transport/http2_credentials.dart'
     show BadCertificateHandler, allowBadCertificates, ChannelCredentials;
 
-/// Status detail types
+/// Status detail types and error codes
+export 'src/generated/google/rpc/code.pbenum.dart';
 export 'src/generated/google/rpc/error_details.pb.dart';
 export 'src/server/call.dart' show ServiceCall;
 export 'src/server/interceptor.dart' show Interceptor;