diff --git a/sys/conf/majors b/sys/conf/majors
index 2fd4abd19c35..04d041a74fc6 100644
--- a/sys/conf/majors
+++ b/sys/conf/majors
@@ -90,7 +90,6 @@
 183	*smapi		SMAPI BIOS interface <mdodd>
 185	ce		Cronyx Tau-32 E1 adapter <rik@cronyx.ru>
 186	sx		Specialix I/O8+ driver <frank@exit.com>
-187	twa		3ware Apache ATA RAID (controller)
 252	??		entries from 200-252 are reserved for local use
 254	internal	Used internally by the kernel
 255	bad_choice	-1 is 255 which has magic meanings internally