diff --git a/src/emu/dirom.cpp b/src/emu/dirom.cpp
index 00d74222b61..5b81cedbbfd 100644
--- a/src/emu/dirom.cpp
+++ b/src/emu/dirom.cpp
@@ -1,3 +1,6 @@
+// license:BSD-3-Clause
+// copyright-holders:Olivier Galibert
+
 #include "emu.h"