diff --git a/0040-remove-author-information.patch b/0040-remove-author-information.patch
new file mode 100644
index 0000000000000000000000000000000000000000..119a8dd71aa257060e153cc5221b48a1ec3f1070
--- /dev/null
+++ b/0040-remove-author-information.patch
@@ -0,0 +1,50 @@
+From 3ddda2c5856d55d6b778b91d8217844f1cc00f85 Mon Sep 17 00:00:00 2001
+From: xuraoqing <xuraoqing@huawei.com>
+Date: Mon, 4 Dec 2023 10:51:06 +0800
+Subject: [PATCH] remove author information
+
+---
+ tools/sign_tool/generate_signature.py | 1 -
+ tools/sign_tool/manifest.py           | 1 -
+ tools/sign_tool/signtool_v3.py        | 1 -
+ 3 files changed, 3 deletions(-)
+
+diff --git a/tools/sign_tool/generate_signature.py b/tools/sign_tool/generate_signature.py
+index b3264ba..624048b 100644
+--- a/tools/sign_tool/generate_signature.py
++++ b/tools/sign_tool/generate_signature.py
+@@ -12,7 +12,6 @@
+ # NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ # See the Mulan PSL v2 for more details.
+ # Description: tools for generating a trusted application load image
+-# Author: Li mingjuan
+ # Create: 2020-10-27
+ #----------------------------------------------------------------------------
+ 
+diff --git a/tools/sign_tool/manifest.py b/tools/sign_tool/manifest.py
+index 9cc2360..e1210fe 100644
+--- a/tools/sign_tool/manifest.py
++++ b/tools/sign_tool/manifest.py
+@@ -12,7 +12,6 @@
+ # NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ # See the Mulan PSL v2 for more details.
+ # Description: tools for generating a trusted application load image
+-# Author: Li mingjuan
+ # Create: 2018-02-20
+ #----------------------------------------------------------------------------
+ import string
+diff --git a/tools/sign_tool/signtool_v3.py b/tools/sign_tool/signtool_v3.py
+index dae036f..7273d9e 100644
+--- a/tools/sign_tool/signtool_v3.py
++++ b/tools/sign_tool/signtool_v3.py
+@@ -12,7 +12,6 @@
+ # NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ # See the Mulan PSL v2 for more details.
+ # Description: tools for generating a trusted application load image
+-# Author: Li mingjuan
+ # Create: 2018-02-20
+ #----------------------------------------------------------------------------
+ 
+-- 
+2.27.0
+
diff --git a/secGear.spec b/secGear.spec
index 0b3c63a93f38d32f2306bd7124b07acf72c95529..4ee6d3d476023ef9982835117800b29bf5235e83 100644
--- a/secGear.spec
+++ b/secGear.spec
@@ -1,6 +1,6 @@
 Name:		secGear
 Version:	0.1.0
-Release:	21%{?dist}
+Release:	22%{?dist}
 Summary:	secGear is an SDK to develop confidential computing apps based on hardware enclave features
 
 
@@ -48,6 +48,7 @@ Patch35:	0036-enclave-use-the-can-pull-image-from-hub.oepkgs.net.patch
 Patch36:	0037-add-description-about-file-parameter-path-for-sign_t.patch
 Patch37:	0038-fix-use-after-free-in-cc_enclave_create.patch
 Patch38:	0039-clean-memory-when-it-come-to-error_handle.patch
+Patch39:	0040-remove-author-information.patch
 
 BuildRequires:	gcc python automake autoconf libtool
 BUildRequires:	glibc glibc-devel cmake ocaml-dune rpm gcc-c++
@@ -163,6 +164,9 @@ popd
 systemctl restart rsyslog
 
 %changelog
+* Mon Dec 4 2023 fuanan <fuanan3@h-partners.com> - 0.1.0-22
+- DESC: remove author information
+
 * Tue Jan 11 2022 houmingyong<houmingyong@huawei.com> - 0.1.0-21
 - DESC: fix no secgear.log after install secGear-devel