diff --git a/libpcap-1.10.1-sw.patch b/libpcap-1.10.1-sw.patch
new file mode 100755
index 0000000000000000000000000000000000000000..0b1f7217fc677428765388048cc1464fae57c7bd
--- /dev/null
+++ b/libpcap-1.10.1-sw.patch
@@ -0,0 +1,11 @@
+diff -Nuar libpcap-1.10.1.org/extract.h libpcap-1.10.1.sw/extract.h
+--- libpcap-1.10.1.org/extract.h	2022-02-24 22:28:40.950000000 +0000
++++ libpcap-1.10.1.sw/extract.h	2022-02-24 22:29:55.090000000 +0000
+@@ -114,6 +114,7 @@
+ }
+ #elif PCAP_IS_AT_LEAST_GNUC_VERSION(2,0) && \
+     (defined(__alpha) || defined(__alpha__) || \
++     defined(__sw_64) || defined(__sw_64__) || \
+      defined(__mips) || defined(__mips__))
+ /*
+  * This is MIPS or Alpha, which don't natively handle unaligned loads,
diff --git a/libpcap.spec b/libpcap.spec
index af77319ddd12af8b7597eab795a4e8ebfc12adfa..234f8539371a54f6df82cea9db4d343bf72d91d6 100644
--- a/libpcap.spec
+++ b/libpcap.spec
@@ -1,7 +1,7 @@
 Name:		libpcap
 Epoch:    	14
 Version:	1.10.1
-Release:	2
+Release:	3
 Summary:	A system-independent interface for user-level packet capture
 License:	BSD with advertising
 URL:		http://www.tcpdump.org
@@ -9,6 +9,7 @@ Source0:	http://www.tcpdump.org/release/%{name}-%{version}.tar.gz
 
 Patch0:         backport-0003-pcap-linux-apparently-ctc-interfaces-on-s390-has-eth.patch
 Patch1:         backport-pcap-config-mitigate-multilib-conflict.patch
+Patch2:         libpcap-1.10.1-sw.patch
 
 BuildRequires:	bison flex gcc git glibc-kernheaders >= 2.2.0
 
@@ -63,6 +64,9 @@ export CFLAGS="$RPM_OPT_FLAGS -fno-strict-aliasing"
 %{_mandir}/man*
 
 %changelog
+* Thu Jul 28 2022 wuzx<wuzx1226@qq.com> - 14:1.10.1-3
+- add sw64 patch
+
 * Fri Feb 18 2022 xihaochen <xihaochen@h-partners.com> - 14:1.10.1-2
 - Type:bugfix
 - ID:NA