diff --git a/include/video/trident.h b/include/video/trident.h
index 51ec5a9..fa690b9f 100644
--- a/include/video/trident.h
+++ b/include/video/trident.h
@@ -25,6 +25,7 @@
 #define CYBER9520	0x9520
 #define CYBER9525DVD	0x9525
 #define TGUI9660	0x9660
+#define PROVIDIA9685	0x9685
 #define IMAGE975	0x9750
 #define IMAGE985	0x9850
 #define BLADE3D		0x9880