clang-format
diff --git a/include/grpc++/config.h b/include/grpc++/config.h
index 1b4b463..663e402 100644
--- a/include/grpc++/config.h
+++ b/include/grpc++/config.h
@@ -40,6 +40,6 @@
 
 typedef std::string string;
 
-} // namespace grpc
+}  // namespace grpc
 
 #endif  // __GRPCPP_CONFIG_H__