diff --git a/sys/modules/cam/Makefile b/sys/modules/cam/Makefile
index df0d77d6c8d..e945c80d348 100644
--- a/sys/modules/cam/Makefile
+++ b/sys/modules/cam/Makefile
@@ -25,6 +25,7 @@ SRCS+=	scsi_ses.c
 SRCS+=	scsi_sg.c
 SRCS+=	scsi_targ_bh.c scsi_target.c
 SRCS+=	scsi_xpt.c
+SRCS+=	smp_all.c
 SRCS+=	ata_all.c
 SRCS+=	ata_xpt.c
 SRCS+=	ata_da.c