diff --git a/include/grpc++/grpc++.h b/include/grpc++/grpc++.h
index 978b172346c..d6c3e2e7683 100644
--- a/include/grpc++/grpc++.h
+++ b/include/grpc++/grpc++.h
@@ -76,6 +76,7 @@
 // IWYU pragma: end_exports
 
 namespace grpc {
+/// Return gRPC library version.
 grpc::string Version();
 }  // namespace grpc