diff --git a/src/include/86box/video.h b/src/include/86box/video.h
index 99f00c3cc..986529d6f 100644
--- a/src/include/86box/video.h
+++ b/src/include/86box/video.h
@@ -358,6 +358,7 @@ extern const device_t chips_69000_onboard_device;
 
 /* Cirrus Logic GD54xx */
 extern const device_t gd5401_isa_device;
+extern const device_t gd5401_onboard_device;
 extern const device_t gd5402_isa_device;
 extern const device_t gd5402_onboard_device;
 extern const device_t gd5420_isa_device;