diff --git a/src/vfs.h b/src/vfs.h
index d811def..cff04cd 100644
--- a/src/vfs.h
+++ b/src/vfs.h
@@ -31,5 +31,8 @@
 int ext2fs_mount(void);
 int ext2fs_read(char *buf, int len);
 int ext2fs_dir(char *path);
+int iso9660_mount(void);
+int iso9660_read(char *buf, int len);
+int iso9660_dir(char *path);
 
 #endif /* VFS_H */