diff --git a/0001-pkcs.patch b/0001-pkcs.patch
new file mode 100644
index 0000000..0bd2dca
--- /dev/null
+++ b/0001-pkcs.patch
@@ -0,0 +1,33 @@
+From d6ee1213730693afdf576297f99bc8cd0208098a Mon Sep 17 00:00:00 2001
+From: "Shencb@123" <1944340417@qq.com>
+Date: Mon, 26 Aug 2024 22:06:28 +0800
+Subject: [PATCH] modify perl-libxml-mm.c
+
+---
+ lib/pkcs11h-openssl.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/lib/pkcs11h-openssl.c b/lib/pkcs11h-openssl.c
+index 961c955..5443580 100644
+--- a/lib/pkcs11h-openssl.c
++++ b/lib/pkcs11h-openssl.c
+@@ -336,7 +336,7 @@ int
+ __pkcs11h_openssl_ex_data_dup (
+ 	CRYPTO_EX_DATA *to,
+ 	CRYPTO_EX_DATA *from,
+-	void *from_d,
++	void **from_d,
+ 	int idx,
+ 	long argl,
+ 	void *argp
+@@ -346,7 +346,7 @@ int
+ __pkcs11h_openssl_ex_data_dup (
+ 	CRYPTO_EX_DATA *to,
+ 	const CRYPTO_EX_DATA *from,
+-	void *from_d,
++	void **from_d,
+ 	int idx,
+ 	long argl,
+ 	void *argp
+-- 
+2.45.2.windows.1
\ No newline at end of file
diff --git a/pkcs11-helper.spec b/pkcs11-helper.spec
index ca3e28e..8125af4 100644
--- a/pkcs11-helper.spec
+++ b/pkcs11-helper.spec
@@ -1,13 +1,13 @@
 Name:           pkcs11-helper
 Version:        1.29.0
-Release:        1
+Release:        2
 Summary:        A library that simplifies the interaction with PKCS#11 providers
 License:        BSD and GPLv2
 URL:            https://github.com/OpenSC/OpenSC/wiki
 Source0:        https://github.com/OpenSC/%{name}/releases/download/%{name}-%{version}/%{name}-%{version}.tar.bz2
 
 Patch1:         pkcs11-helper-rfc7512.patch
-
+Patch2:0001-pkcs.patch
 BuildRequires:	gcc openssl-devel doxygen
 
 %description
@@ -65,6 +65,9 @@ This package contains the development files for %{name}.
 %{_mandir}/man8/*
 
 %changelog
+* Tue Aug 27 2024 shenchenbang <1944340417@qq.com> - 1.29.0-2
+- Fix incorrect function definition
+
 * Thu Feb 09 2023 yaoxin <yaoxin30@h-partners.com> - 1.29.0-1
 - Update to 1.29.0