diff --git a/generate_package.sh b/generate_package.sh
index b9b3c407a8a486c31e502825b1b6969a1a32d64d..07c0d87468c5ab5c98976e9fe90256598fc9b09b 100755
--- a/generate_package.sh
+++ b/generate_package.sh
@@ -19,7 +19,7 @@ echo "Checking out dest branch..."
 git checkout "$REPO_BRANCH"
 
 echo "Vendoring dependencies..."
-cargo vendor --respect-source-config --sync upatch/Cargo.toml
+cargo vendor --respect-source-config --sync Cargo.toml
 
 mkdir -p .cargo
 cat << EOF > .cargo/config.toml
diff --git a/syscare-1.2.0.tar.gz b/syscare-1.2.1.tar.gz
similarity index 70%
rename from syscare-1.2.0.tar.gz
rename to syscare-1.2.1.tar.gz
index d2f5be22dff5b930928823d3b98e6395b0f36670..616f843d63e0d3623da168d9c2a4b2bce16a9901 100644
Binary files a/syscare-1.2.0.tar.gz and b/syscare-1.2.1.tar.gz differ
diff --git a/syscare.spec b/syscare.spec
index fca58152c47938602458a33e486883514acccfb4..5b7c1dfce318f7a00c17c4becf226baf503300b4 100644
--- a/syscare.spec
+++ b/syscare.spec
@@ -5,22 +5,18 @@
 
 %define pkg_kmod       %{name}-kmod
 %define pkg_build      %{name}-build
-%define pkg_build_kmod %{pkg_build}-kmod
-%define pkg_build_ebpf %{pkg_build}-ebpf
 
 ############################################
 ############ Package syscare ###############
 ############################################
 Name:          syscare
-Version:       1.2.0
-Release:       10
+Version:       1.2.1
+Release:       1
 Summary:       System hot-fix service
 License:       MulanPSL-2.0 and GPL-2.0-only
 URL:           https://gitee.com/openeuler/syscare
 Source0:       %{name}-%{version}.tar.gz
 
-Patch0001:     0001-upatch-fix-memory-leak.patch
-
 BuildRequires: cmake >= 3.14 make
 BuildRequires: rust >= 1.51 cargo >= 1.51
 BuildRequires: gcc gcc-c++
@@ -54,9 +50,6 @@ make
 cd build
 %make_install
 
-mkdir -p %{buildroot}/lib/modules/%{kernel_name}/extra/syscare
-mv -f %{buildroot}/usr/libexec/syscare/upatch_hijacker.ko %{buildroot}/lib/modules/%{kernel_name}/extra/syscare
-
 ############### PostInstall ################
 %post
 mkdir -p /usr/lib/syscare/patches
@@ -107,8 +100,6 @@ fi
 %package build
 Summary: Syscare build tools.
 BuildRequires: elfutils-libelf-devel
-Suggests: %{pkg_build_kmod}
-Requires: (%{pkg_build_kmod} >= %{build_version} or %{pkg_build_ebpf} >= %{build_version})
 Requires: coreutils
 Requires: patch
 Requires: kpatch
@@ -165,70 +156,16 @@ fi
 %attr(755,root,root) /usr/libexec/syscare/c++-hijacker
 %attr(755,root,root) /usr/libexec/syscare/gcc-hijacker
 %attr(755,root,root) /usr/libexec/syscare/g++-hijacker
-
-############################################
-######## Package syscare-build-kmod ########
-############################################
-%package build-kmod
-Summary: Kernel module for syscare patch build tools.
-BuildRequires: make gcc
-BuildRequires: kernel-devel
-Requires: kernel >= %{kernel_version}
-
-############### Description ################
-%description build-kmod
-Syscare build dependency - kernel module.
-
-############### PostInstall ################
-%post build-kmod
-echo "/lib/modules/%{kernel_name}/extra/syscare/upatch_hijacker.ko" | /sbin/weak-modules --add-module --no-initramfs
-depmod > /dev/null 2>&1
-
-############### PreUninstall ###############
-%preun build-kmod
-# Nothing
-
-############## PostUninstall ###############
-%postun build-kmod
-echo "/lib/modules/%{kernel_name}/extra/syscare/upatch_hijacker.ko" | /sbin/weak-modules --remove-module --no-initramfs
-depmod > /dev/null 2>&1
-
-################## Files ###################
-%files build-kmod
-%dir /lib/modules/%{kernel_name}/extra/syscare
-%attr(640,root,root) /lib/modules/%{kernel_name}/extra/syscare/upatch_hijacker.ko
-
-############################################
-######## Package syscare-build-ebpf ########
-############################################
-%package build-ebpf
-Summary: eBPF for syscare patch build tools.
-BuildRequires: make llvm clang bpftool
-BuildRequires: libbpf libbpf-devel libbpf-static
-
-############### Description ################
-%description build-ebpf
-Syscare build dependency - eBPF.
-
-############### PostInstall ################
-%post build-ebpf
-
-############### PreUninstall ###############
-%preun build-ebpf
-# Nothing
-
-############## PostUninstall ###############
-%postun build-ebpf
-# Nothing
-
-################## Files ###################
-%files build-ebpf
-%attr(755,root,root) /usr/libexec/syscare/upatch_hijacker
+%attr(755,root,root) /usr/libexec/syscare/gnu-as-hijacker
+%attr(755,root,root) /usr/libexec/syscare/gnu-compiler-hijacker
+%attr(755,root,root) /usr/libexec/syscare/upatch_hijacker.ko
 
 ############################################
 ################ Change log ################
 ############################################
 %changelog
+* Thu Mar 28 2024 ningyu<ningyu9@huawei.com> - 1.2.1-1
+- update to 1.2.1
 * Tue Dec 26 2023 ningyu<ningyu9@huawei.com> - 1.2.0-10
 - fix memory leak
 * Fri Dec 22 2023 ningyu<ningyu9@huawei.com> - 1.2.0-9