diff --git a/0001-fix-definition-error.patch b/0001-fix-definition-error.patch
deleted file mode 100644
index a959ca031d46abdc0ad1ccb47f30a960da024add..0000000000000000000000000000000000000000
--- a/0001-fix-definition-error.patch
+++ /dev/null
@@ -1,35 +0,0 @@
-From 840c310365ac278bcb352cd1e42bc59b962c0ab6 Mon Sep 17 00:00:00 2001
-From: Chunmei Xu <xuchunmei@linux.alibaba.com>
-Date: Fri, 11 Mar 2022 19:12:53 +0800
-Subject: [PATCH] fix definition error
-
-Signed-off-by: Chunmei Xu <xuchunmei@linux.alibaba.com>
----
- src/esl.h | 7 +++++++
- 1 file changed, 7 insertions(+)
-
-diff --git a/src/esl.h b/src/esl.h
-index 456f748..715cd6b 100644
---- a/src/esl.h
-+++ b/src/esl.h
-@@ -47,10 +47,17 @@ typedef struct {
- 	uint8_t		pad2;
- } __attribute__((aligned (1))) EFI_TIME;
- 
-+#ifndef EFI_TIME_ADJUST_DAYLIGHT
- #define EFI_TIME_ADJUST_DAYLIGHT	0x01
-+#endif
-+
-+#ifndef EFI_TIME_IN_DAYLIGHT
- #define EFI_TIME_IN_DAYLIGHT		0x02
-+#endif
- 
-+#ifndef EFI_UNSPECIFIED_TIMEZONE
- #define EFI_UNSPECIFIED_TIMEZONE	0x07ff
-+#endif
- 
- typedef struct _EFI_CERT_BLOCK_RSA_2048_SHA256 {
- 	efi_guid_t	HashType;
--- 
-2.34.1
-
diff --git a/README.md b/README.md
index 7342728d557c602f51c6d278bba9f3dd9faaf356..d02d4d61c144315245d65c4cce3dc2208a340202 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,7 @@
 Anolis OS
 =======================================
 # 代码仓库说明
+Tips: fwupd replaces and subsumes dbxtool
 ## 分支说明
 >进行代码开发工作时，请注意选择当前版本对应的分支
 * aX分支为对应大版本的主分支,如a8分支对应当前最新版本
diff --git a/dbxtool-8-ccldflags.patch b/dbxtool-8-ccldflags.patch
deleted file mode 100644
index 099f9a6fb5be397cec6538d0610d9bcefdf70e8c..0000000000000000000000000000000000000000
--- a/dbxtool-8-ccldflags.patch
+++ /dev/null
@@ -1,45 +0,0 @@
-From f229181c015f7353602e6b32e6ed61f9b47480ae Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Petr=20=C5=A0abata?= <contyk@redhat.com>
-Date: Thu, 12 Apr 2018 12:58:51 +0200
-Subject: [PATCH] Respect environment CCLDFLAGS
-MIME-Version: 1.0
-Content-Type: text/plain; charset=UTF-8
-Content-Transfer-Encoding: 8bit
-
-Allow passing custom flags for the linker.
-
-Signed-off-by: Petr Šabata <contyk@redhat.com>
----
- Make.defaults | 2 +-
- src/Makefile  | 2 +-
- 2 files changed, 2 insertions(+), 2 deletions(-)
-
-diff --git a/Make.defaults b/Make.defaults
-index 9bfa5b2..1030be9 100644
---- a/Make.defaults
-+++ b/Make.defaults
-@@ -14,7 +14,7 @@ BUILDFLAGS = $(CFLAGS) -fPIC -fshort-wchar -fno-strict-aliasing \
- 		--param=ssp-buffer-size=4 -fexceptions
- ASFLAGS    =
- LDFLAGS	   = -nostdlib
--CCLDFLAGS  = -shared
-+CCLDFLAGS += -shared
- INSTALL	   = install
- COMPILER  ?=
- 
-diff --git a/src/Makefile b/src/Makefile
-index 1a6277a..669bfab 100644
---- a/src/Makefile
-+++ b/src/Makefile
-@@ -6,7 +6,7 @@ include $(TOPDIR)/Make.defaults
- PKLIBS = efivar
- LIBS = popt
- LDFLAGS =
--CCLDFLAGS = $(foreach pklib,$(PKLIBS), $(shell pkg-config --libs-only-L $(pklib)))
-+CCLDFLAGS += $(foreach pklib,$(PKLIBS), $(shell pkg-config --libs-only-L $(pklib)))
- BUILDFLAGS += $(foreach pklib,$(PKLIBS), $(shell pkg-config --cflags $(pklib)))
- 
- TARGETS = dbxtool
--- 
-2.17.0
-
diff --git a/dbxtool-8.tar.bz2 b/dbxtool-8.tar.bz2
deleted file mode 100644
index 78e12bd2b47b79c1e1446a8dda269b6a1a78ce8e..0000000000000000000000000000000000000000
Binary files a/dbxtool-8.tar.bz2 and /dev/null differ
diff --git a/dbxtool.spec b/dbxtool.spec
deleted file mode 100644
index 4ee02a71782c3d7d1091ddf6c9e9ead5078e2856..0000000000000000000000000000000000000000
--- a/dbxtool.spec
+++ /dev/null
@@ -1,54 +0,0 @@
-%define anolis_release 6
-Name:           dbxtool
-Version:        8
-Release:        %{anolis_release}%{?dist}
-Summary:        Secure Boot DBX updater
-License:        GPLv2
-URL:            https://github.com/vathpela/dbxtool
-BuildRequires:  gcc
-BuildRequires:  popt-devel systemd
-BuildRequires:  efivar-devel >= 31-3
-BuildRequires:  make
-Requires:       efivar-libs >= 33-3
-Requires(post): systemd
-Requires(preun):systemd
-Source0:        https://github.com/vathpela/dbxtool/releases/download/dbxtool-%{version}/dbxtool-%{version}.tar.bz2
-Patch0000:      %{name}-8-ccldflags.patch
-Patch0001:      0001-fix-definition-error.patch
-
-%description
-This package contains DBX updates for UEFI Secure Boot.
-
-%prep
-%autosetup -p1
-
-%build
-make PREFIX=%{_prefix} LIBDIR=%{_libdir} CFLAGS="$RPM_OPT_FLAGS" CCLDFLAGS="%{__global_ldflags}"
-
-%install
-mkdir -p %{buildroot}/%{_libdir}
-make PREFIX=%{_prefix} LIBDIR=%{_libdir} INSTALLROOT=%{buildroot} \
-        install
-rm -f %{buildroot}/%{_docdir}/%{name}/COPYING
-
-%post
-%systemd_post dbxtool.service
-
-%preun
-%systemd_preun dbxtool.service
-
-%files
-%license COPYING
-%{_bindir}/dbxtool
-%{_mandir}/man1/*
-%dir %{_datadir}/dbxtool/
-%{_datadir}/dbxtool/*.bin
-%{_unitdir}/dbxtool.service
-
-%changelog
-* Sun Jan 1 2023 Funda Wang <fundawang@yeah.net> - 8-6
-- Bump release for upgrading from anolis 8
-
-* Fri Mar 11 2022 Chunmei Xu <xuchunmei@linux.alibaba.com> - 8-1
-- init from upstream 8
-