diff --git a/CAPI/cpp/proto/Services.grpc.pb.h b/CAPI/cpp/proto/Services.grpc.pb.h
index 7cf6d74..e99d5cc 100644
--- a/CAPI/cpp/proto/Services.grpc.pb.h
+++ b/CAPI/cpp/proto/Services.grpc.pb.h
@@ -25,6 +25,8 @@
 #include <grpcpp/impl/codegen/stub_options.h>
 #include <grpcpp/impl/codegen/sync_stream.h>
 
+#undef SendMessage
+
 namespace protobuf
 {