diff --git a/sysutils/u-boot-sifive-fu540/Makefile b/sysutils/u-boot-sifive-fu540/Makefile
index bdbf228d4178..5f79e53b93d8 100644
--- a/sysutils/u-boot-sifive-fu540/Makefile
+++ b/sysutils/u-boot-sifive-fu540/Makefile
@@ -1,18 +1,16 @@
 MASTERDIR=	${.CURDIR}/../u-boot-master
 
 MODEL=		sifive-fu540
 BOARD_CONFIG=	sifive_unleashed_defconfig
 FAMILY=		sifive
 UBOOT_ARCH=	riscv64
 
-U_BOOT_SLAVE_PORTREVISION_2022.04=	2
-
 # The FIT image will embed an OpenSBI firmware binary
 OPENSBI_FIRM=	${LOCALBASE}/share/opensbi/lp64/generic/firmware/fw_dynamic.bin
 BUILD_DEPENDS+=	${OPENSBI_FIRM}:sysutils/opensbi
 MAKE_ENV+=	OPENSBI=${OPENSBI_FIRM}
 
 UBOOT_MOVE=	${WRKSRC}/spl/u-boot-spl.bin
 UBOOT_PLIST=	u-boot.itb u-boot-spl.bin
 
 .include "${MASTERDIR}/Makefile"
diff --git a/sysutils/u-boot-sifive-fu740/Makefile b/sysutils/u-boot-sifive-fu740/Makefile
index 922391b1df24..3902e50d6394 100644
--- a/sysutils/u-boot-sifive-fu740/Makefile
+++ b/sysutils/u-boot-sifive-fu740/Makefile
@@ -1,18 +1,16 @@
 MASTERDIR=	${.CURDIR}/../u-boot-master
 
 MODEL=		sifive-fu740
 BOARD_CONFIG=	sifive_unmatched_defconfig
 FAMILY=		sifive
 UBOOT_ARCH=	riscv64
 
-U_BOOT_SLAVE_PORTREVISION_2022.04=	3
-
 # The FIT image will embed an OpenSBI firmware binary
 OPENSBI_FIRM=	${LOCALBASE}/share/opensbi/lp64/generic/firmware/fw_dynamic.bin
 BUILD_DEPENDS+=	${OPENSBI_FIRM}:sysutils/opensbi
 MAKE_ENV+=	OPENSBI=${OPENSBI_FIRM}
 
 UBOOT_MOVE=	${WRKSRC}/spl/u-boot-spl.bin
 UBOOT_PLIST=	u-boot.itb u-boot-spl.bin
 
 .include "${MASTERDIR}/Makefile"