diff --git a/source/lib/file/vfs/vfs.cpp b/source/lib/file/vfs/vfs.cpp
index eb8d79c5cd..a69e7f3c0e 100644
--- a/source/lib/file/vfs/vfs.cpp
+++ b/source/lib/file/vfs/vfs.cpp
@@ -75,6 +75,14 @@ public:
 		return INFO::OK;
 	}
 
+	virtual LibError GetFilePriority(const VfsPath& pathname, size_t* ppriority) const
+	{
+		VfsDirectory* directory; VfsFile* file;
+		RETURN_ERR(vfs_Lookup(pathname, &m_rootDirectory, directory, &file));
+		*ppriority = file->Priority();
+		return INFO::OK;
+	}
+
 	virtual LibError GetDirectoryEntries(const VfsPath& path, FileInfos* fileInfos, DirectoryNames* subdirectoryNames) const
 	{
 		VfsDirectory* directory;
diff --git a/source/lib/file/vfs/vfs.h b/source/lib/file/vfs/vfs.h
index 85f0a030b8..d91a149094 100644
--- a/source/lib/file/vfs/vfs.h
+++ b/source/lib/file/vfs/vfs.h
@@ -92,6 +92,16 @@ struct IVFS
 	 **/
 	virtual LibError GetFileInfo(const VfsPath& pathname, FileInfo* pfileInfo) const = 0;
 
+	/**
+	 * Retrieve mount priority for a file.
+	 *
+	 * @param pathname
+	 * @param ppriority receives priority value, if the file can be found.
+	 *
+	 * @return LibError.
+	 **/
+	virtual LibError GetFilePriority(const VfsPath& pathname, size_t* ppriority) const = 0;
+
 	/**
 	 * Retrieve lists of all files and subdirectories in a directory.
 	 *