diff --git a/blobs-ipmid/manager.hpp b/blobs-ipmid/manager.hpp
index 14c8b98..884271c 100644
--- a/blobs-ipmid/manager.hpp
+++ b/blobs-ipmid/manager.hpp
@@ -256,6 +256,6 @@
  *
  * @return a pointer to the BlobManager instance.
  */
-BlobManager* getBlobManager();
+ManagerInterface* getBlobManager();
 
 } // namespace blobs