diff --git a/usr.bin/kdump/Makefile b/usr.bin/kdump/Makefile
index 6baf6966d4f8..ddafcc007ce7 100644
--- a/usr.bin/kdump/Makefile
+++ b/usr.bin/kdump/Makefile
@@ -7,7 +7,11 @@ SRCS=	kdump.c ioctl.c subr.c
 .PATH:	${.CURDIR}/../ktrace
 CLEANFILES+=ioctl.c
 
-ioctl.c:
-	sh ${.CURDIR}/mkioctls ${DESTDIR}/usr/include > ioctl.c
+.if make(depend)
+ioctl.c: .PHONY
+.else
+ioctl.c: mkioctls
+.endif
+	sh ${.CURDIR}/mkioctls ${DESTDIR}/usr/include > ${.TARGET}
 
 .include <bsd.prog.mk>