diff --git a/packages/grpc-web/exports.js b/packages/grpc-web/exports.js
index 7dd34d61..2f300495 100644
--- a/packages/grpc-web/exports.js
+++ b/packages/grpc-web/exports.js
@@ -6,12 +6,16 @@
  */
 goog.module('grpc.web.Exports');
 
+const CallOptions = goog.require('grpc.web.CallOptions');
+const MethodDescriptor = goog.require('grpc.web.MethodDescriptor');
 const GrpcWebClientBase = goog.require('grpc.web.GrpcWebClientBase');
+const RpcError = goog.require('grpc.web.RpcError');
 const StatusCode = goog.require('grpc.web.StatusCode');
-const MethodDescriptor = goog.require('grpc.web.MethodDescriptor');
 const MethodType = goog.require('grpc.web.MethodType');
 
+module['exports']['CallOptions'] = CallOptions;
+module['exports']['MethodDescriptor'] = MethodDescriptor;
 module['exports']['GrpcWebClientBase'] = GrpcWebClientBase;
+module['exports']['RpcError'] = RpcError;
 module['exports']['StatusCode'] = StatusCode;
-module['exports']['MethodDescriptor'] = MethodDescriptor;
 module['exports']['MethodType'] = MethodType;