diff --git a/include/sound/opl3.h b/include/sound/opl3.h
index 444907166f97..82fdb0930720 100644
--- a/include/sound/opl3.h
+++ b/include/sound/opl3.h
@@ -230,7 +230,6 @@
 #define OPL3_HW_OPL3_CS		0x0302	/* CS4232/CS4236+ */
 #define OPL3_HW_OPL3_FM801	0x0303	/* FM801 */
 #define OPL3_HW_OPL3_CS4281	0x0304	/* CS4281 */
-#define OPL3_HW_OPL3_PC98	0x0305	/* PC9800 */
 #define OPL3_HW_OPL4		0x0400	/* YMF278B/YMF295 */
 #define OPL3_HW_OPL4_ML		0x0401	/* YMF704/YMF721 */
 #define OPL3_HW_MASK		0xff00