diff --git a/src/mame/machine/kay_kbd.cpp b/src/mame/machine/kay_kbd.cpp
index b4c8ad966ad..de2ee0935fc 100644
--- a/src/mame/machine/kay_kbd.cpp
+++ b/src/mame/machine/kay_kbd.cpp
@@ -1,4 +1,4 @@
-// license:GPL-2.0+
+// license:BSD-3-Clause
 // copyright-holders:Vas Crabb
 /******************************************************************************
  *