diff --git a/digest-list-tools.spec b/digest-list-tools.spec
index 14aac5c..ebf41ab 100644
--- a/digest-list-tools.spec
+++ b/digest-list-tools.spec
@@ -1,6 +1,6 @@
 name:           digest-list-tools
 Version:        0.3.95
-Release:        4
+Release:        5
 Summary:        Utilities for IMA Digest Lists extension
 
 Source0:        https://gitee.com/openeuler/%{name}/repository/archive/v%{version}.tar.gz
@@ -10,6 +10,8 @@ Url:            https://gitee.com/openeuler/digest-list-tools
 
 Patch0:         fix-multiple-definition-of-pgp_algo_mapping.patch
 Patch1:         fix-digestlist-conf-warning.patch
+Patch2:         fix-a-typo-in-kernel_lib.h.patch
+Patch3:         fix-duplicated-kernel-parameters.patch
 
 BuildRequires:  autoconf automake libcurl-devel libtool rpm-devel dracut gzip
 BuildRequires:  libcap-devel libcmocka-devel libselinux-devel
@@ -121,6 +123,9 @@ rm -rf $RPM_BUILD_ROOT
 %{_mandir}/man1/%{name}.1.gz
 
 %changelog
+* Thu Dec 2 2021 Anakin Zhang <zhangtianxing3@huawei.com> - 0.3.95-5
+- Fix typo and duplicated kernel parameters
+
 * Tue Aug 24 2021 Anakin Zhang <zhangtianxing3@huawei.com> - 0.3.95-4
 - Fix warning in digestlist.conf
 
diff --git a/fix-a-typo-in-kernel_lib.h.patch b/fix-a-typo-in-kernel_lib.h.patch
new file mode 100644
index 0000000..0c9c628
--- /dev/null
+++ b/fix-a-typo-in-kernel_lib.h.patch
@@ -0,0 +1,32 @@
+From c84cddd466530de828b3fa5a5dcb4ea7c1ffc816 Mon Sep 17 00:00:00 2001
+From: Zhang Tianxing <zhangtianxing3@huawei.com>
+Date: Tue, 20 Apr 2021 23:03:03 +0800
+Subject: [PATCH] fix a typo in kernel_lib.h
+
+This patch fixes a typo in kernel_lib.h which causes build failure in
+i686 context.
+
+Conflict:NA
+Reference:https://gitee.com/openeuler/digest-list-tools/commit/0c2657d2b1b10b9d7f8367a9b4364e62d863b287
+
+Signed-off-by: Zhang Tianxing <zhangtianxing3@huawei.com>
+---
+ include/kernel_lib.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/include/kernel_lib.h b/include/kernel_lib.h
+index 1ee2814..5bdc74b 100644
+--- a/include/kernel_lib.h
++++ b/include/kernel_lib.h
+@@ -140,7 +140,7 @@ extern const char *const hash_algo_name[HASH_ALGO__LAST];
+ extern const int hash_digest_size[HASH_ALGO__LAST];
+ 
+ /* hash */
+-#if __BITB_PER_LONG == 32
++#if __BITS_PER_LONG == 32
+ #define GOLDEN_RATIO_PRIME GOLDEN_RATIO_32
+ #define hash_long(val, bits) hash_32(val, bits)
+ #elif __BITS_PER_LONG == 64
+-- 
+2.23.0
+
diff --git a/fix-duplicated-kernel-parameters.patch b/fix-duplicated-kernel-parameters.patch
new file mode 100644
index 0000000..640b8bc
--- /dev/null
+++ b/fix-duplicated-kernel-parameters.patch
@@ -0,0 +1,52 @@
+From a40d8506ac5bdbb9e3abaadf7768e9f98fcda99c Mon Sep 17 00:00:00 2001
+From: Zhang Tianxing <zhangtianxing3@huawei.com>
+Date: Sat, 8 May 2021 10:09:35 +0800
+Subject: [PATCH] fix duplicated kernel parameters
+
+In script setup_grub2, when set "measurement+appraisal", there are some
+duplicated common kernel parameters. This patch fixes the issue by using
+a common variable.
+
+Conflict:NA
+Reference:
+
+Signed-off-by: Zhang Tianxing <zhangtianxing3@huawei.com>
+---
+ scripts/setup_grub2 | 17 ++++++++---------
+ 1 file changed, 8 insertions(+), 9 deletions(-)
+
+diff --git a/scripts/setup_grub2 b/scripts/setup_grub2
+index e785ef2..2ed628b 100755
+--- a/scripts/setup_grub2
++++ b/scripts/setup_grub2
+@@ -31,20 +31,19 @@ fi
+ 
+ . /etc/os-release
+ 
+-opts_measurement='ima_template=ima-sig ima_policy=\\\"exec_tcb\\\" initramtmpfs
+- ima_hash=sha256 ima_digest_list_pcr=11'
+-opts_appraisal='ima_template=ima-sig
+- ima_policy=\\\"appraise_exec_tcb|appraise_exec_immutable\\\" initramtmpfs
+- ima_hash=sha256 ima_appraise=enforce-evm evm=x509 evm=complete
+- ima_appraise_digest_list=digest'
++opts_common='ima_template=ima-sig initramtmpfs ima_hash=sha256 integrity=1'
++opts_measurement='ima_policy=\\\"exec_tcb\\\" ima_digest_list_pcr=11'
++opts_appraisal='ima_policy=\\\"appraise_exec_tcb|appraise_exec_immutable\\\"
++ ima_appraise=enforce-evm ima_appraise_digest_list=digest evm=x509
++ evm=complete'
+ opts=""
+ 
+ if [ "$1" = "measurement" ]; then
+-	opts="$opts_measurement"
++	opts="$opts_common $opts_measurement"
+ elif [ "$1" = "appraisal" ]; then
+-	opts="$opts_appraisal"
++	opts="$opts_common $opts_appraisal"
+ elif [ "$1" = "measurement+appraisal" ]; then
+-	opts="$opts_measurement $opts_appraisal"
++	opts="$opts_common $opts_measurement $opts_appraisal"
+ else
+ 	echo "Unknown feature $1"
+ 	exit 1
+-- 
+2.23.0