diff --git a/examples/tips/client.h b/examples/tips/client.h
index 152a2a3..3f4f1fd 100644
--- a/examples/tips/client.h
+++ b/examples/tips/client.h
@@ -33,6 +33,7 @@
 
 #include <grpc++/channel_interface.h>
 #include <grpc++/status.h>
+
 #include "examples/tips/pubsub.pb.h"
 
 namespace grpc {