diff --git a/bugfix-of-gcc-10.patch b/bugfix-of-gcc-10.patch
new file mode 100644
index 0000000..7669b25
--- /dev/null
+++ b/bugfix-of-gcc-10.patch
@@ -0,0 +1,21 @@
+diff -Nur a/uadk/v1/wd.h b/uadk/v1/wd.h
+--- a/uadk/v1/wd.h	2021-07-01 21:56:26.000000000 +0800
++++ b/uadk/v1/wd.h	2021-08-07 14:08:16.547113400 +0800
+@@ -140,7 +140,7 @@
+ 
+ #ifndef WD_ERR
+ #ifndef WITH_LOG_FILE
+-wd_log log_out;
++extern wd_log log_out;
+ 
+ #define __WD_FILENAME__ (strrchr(__FILE__, '/') ?	\
+ 		((char *)((uintptr_t)strrchr(__FILE__, '/') + 1)) : __FILE__)
+@@ -150,7 +150,7 @@
+ 	__WD_FILENAME__, __LINE__, __func__, ##args) : 	\
+ 	fprintf(stderr, format, ##args))
+ #else
+-FILE *flog_fd;
++extern FILE *flog_fd;
+ #define WD_ERR(format, args...)				\
+ 	if (!flog_fd)					\
+ 		flog_fd = fopen(WITH_LOG_FILE, "a+");	\
diff --git a/warpdrive.spec b/warpdrive.spec
index e7fd788..79d29c5 100644
--- a/warpdrive.spec
+++ b/warpdrive.spec
@@ -1,7 +1,7 @@
 Name:          libwd
 Summary:       User Space Accelerator Development Kit
 Version:       2.3.11
-Release:       2
+Release:       3
 License:       Apache-2.0
 Source:        %{name}-%{version}.tar.gz
 Vendor:        Huawei Corporation
@@ -14,6 +14,7 @@ BuildRequires: numactl-devel
 BuildRequires: automake, autoconf, libtool
 BuildRequires: gcc, make
 ExclusiveArch: aarch64
+Patch0001:     bugfix-of-gcc-10.patch
 
 %description
 This package contains the User Space Accelerator Library
@@ -22,7 +23,7 @@ and decryption, asymmetric encryption and decryption.
 
 %prep
 %global debug_package %{nil}
-%setup -c -n %{name}-%{version}
+%autosetup -c -n %{name}-%{version} -p1
 
 %build
 cd uadk
@@ -154,6 +155,9 @@ fi
 /sbin/ldconfig
 
 %changelog
+* Fri Aug 06 2021 Pengju Jiang <jiangpengju2@huawei.com>2.3.11-3
+- bugfix-of-gcc-10.patch
+
 * Wed Jul 21 2021 caodongxia <caodongxia@huawei.com> 2.3.11-2
 - change uacce.h path.