diff --git a/bufferinfo/BufferInfoMapperMetadata.h b/bufferinfo/BufferInfoMapperMetadata.h
index 6ab29d3..ab269dc 100644
--- a/bufferinfo/BufferInfoMapperMetadata.h
+++ b/bufferinfo/BufferInfoMapperMetadata.h
@@ -25,7 +25,7 @@
  public:
   using BufferInfoGetter::BufferInfoGetter;
 
-  int ConvertBoInfo(buffer_handle_t handle, BufferInfo *bo) override;
+  auto GetBoInfo(buffer_handle_t handle) -> std::optional<BufferInfo> override;
 
   int GetFds(buffer_handle_t handle, BufferInfo *bo);