diff --git a/src/Disks/ObjectStorages/HDFS/HDFSObjectStorage.h b/src/Disks/ObjectStorages/HDFS/HDFSObjectStorage.h
index 7d6c914c3982..bdbd8aa31f5b 100644
--- a/src/Disks/ObjectStorages/HDFS/HDFSObjectStorage.h
+++ b/src/Disks/ObjectStorages/HDFS/HDFSObjectStorage.h
@@ -108,7 +108,7 @@ class HDFSObjectStorage : public IObjectStorage
 
     void shutdown() override { }
 
-private:
+protected:
     void initializeHDFSFS() const;
     std::string extractObjectKeyFromURL(const StoredObject & object) const;