diff --git a/src/grpc_client/__init__.py b/src/grpc_client/__init__.py
index d4e8062..c7879fb 100644
--- a/src/grpc_client/__init__.py
+++ b/src/grpc_client/__init__.py
@@ -1,4 +1,3 @@
-
 # Copyright 2017-present Open Networking Foundation
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -13,4 +12,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from __future__ import absolute_import
 
+from .main import GRPC_Client
+
+__all__ = [
+    'GRPC_Client',
+]