diff --git a/libasyncns-pc-fix-libdir.patch b/libasyncns-pc-fix-libdir.patch
new file mode 100644
index 0000000000000000000000000000000000000000..5c187f8b509b7dc509c529718ba439d5807c9c9f
--- /dev/null
+++ b/libasyncns-pc-fix-libdir.patch
@@ -0,0 +1,12 @@
+diff --git a/libasyncns.pc.in b/libasyncns.pc.in
+index 6795161..d4ca76f 100644
+--- a/libasyncns.pc.in
++++ b/libasyncns.pc.in
+@@ -1,6 +1,6 @@
+ prefix=@prefix@
+ exec_prefix=${prefix}
+-libdir=${exec_prefix}/lib
++libdir=${exec_prefix}/lib64
+ includedir=${prefix}/include
+ 
+ Name: libasyncns
diff --git a/libasyncns.spec b/libasyncns.spec
index 03a70f97e4162b786a13af877dde2225db1818a5..b71eb5582c522c016f82580a1ca6f17e4e5fe687 100644
--- a/libasyncns.spec
+++ b/libasyncns.spec
@@ -1,4 +1,4 @@
-%define anolis_release 15
+%define anolis_release 16
 Name: libasyncns
 Version: 0.8
 Release: %{anolis_release}%{?dist}
@@ -7,6 +7,8 @@ Source0: http://0pointer.de/lennart/projects/libasyncns/libasyncns-%{version}.ta
 License: LGPLv2+
 Url: http://0pointer.de/lennart/projects/libasyncns/
 
+Patch0: libasyncns-pc-fix-libdir.patch
+
 BuildRequires: gcc
 BuildRequires: make
 %description
@@ -23,6 +25,7 @@ Development Files for libasyncns Client Development
 
 %prep
 %setup -q
+%patch -P0 -p1
 
 %build
 %configure --disable-static
@@ -44,6 +47,9 @@ rm -rf $RPM_BUILD_ROOT/usr/share/doc/libasyncns/
 %{_libdir}/pkgconfig/libasyncns.pc
 
 %changelog
+* Thu Jun 12 2025 Anmeng Zhang <zhang.anmeng@zte.com.cn> - 0.8-16
+- Fix PC file libdir variable
+
 * Sun Jan 1 2023 Funda Wang <fundawang@yeah.net> - 0.8-15
 - Bump release for upgrading from anolis 8