diff --git a/sys/conf/files b/sys/conf/files
index d5737a246ac5..b2e8a7d378b3 100644
--- a/sys/conf/files
+++ b/sys/conf/files
@@ -121,6 +121,7 @@ dev/an/if_an_pci.c	optional an pci
 dev/asr/asr.c		optional asr pci
 dev/ata/ata-all.c	count	 ata
 dev/ata/ata-disk.c	count	 atadisk
+dev/ata/ata-raid.c	count	 atadisk
 dev/ata/ata-dma.c	optional ata
 dev/ata/atapi-all.c	optional atapicd
 dev/ata/atapi-all.c	optional atapifd