diff --git a/fix-failed-to-parse-pid-from-pid-file.patch b/fix-failed-to-parse-pid-from-pid-file.patch
new file mode 100644
index 0000000000000000000000000000000000000000..1dafa83556bd229c4f4e9cd4eec09815d8915424
--- /dev/null
+++ b/fix-failed-to-parse-pid-from-pid-file.patch
@@ -0,0 +1,24 @@
+From 60366e7a877919b7767736cbbb7850588f461490 Mon Sep 17 00:00:00 2001
+From: caodongxia <315816521@qq.com>
+Date: Wed, 25 Aug 2021 16:12:22 +0800
+Subject: [PATCH] fix failed to parse pid from pid-file
+
+---
+ ldirectord/systemd/ldirectord.service.in | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/ldirectord/systemd/ldirectord.service.in b/ldirectord/systemd/ldirectord.service.in
+index 191f62a..aafc2dc 100644
+--- a/ldirectord/systemd/ldirectord.service.in
++++ b/ldirectord/systemd/ldirectord.service.in
+@@ -4,6 +4,7 @@ Documentation=man:ldirectord(8)
+ 
+ [Service]
+ ExecStart=@sbindir@/ldirectord start
++ExecStartPost=/usr/bin/sleep 0.1
+ ExecStartPost=/usr/bin/touch /var/lock/subsys/ldirectord
+ ExecStop=@sbindir@/ldirectord stop
+ ExecStopPost=@RM@ -f /var/lock/subsys/ldirectord
+-- 
+2.27.0
+
diff --git a/resource-agents.spec b/resource-agents.spec
index 9cafd437c55cbb0977fe4eb32402899dc1022c1c..3a7d32b7d26d80f2b527f31736f65828a37b06ca 100644
--- a/resource-agents.spec
+++ b/resource-agents.spec
@@ -1,10 +1,11 @@
 Name:                resource-agents
 Summary:             Open Source HA Reusable Cluster Resource Scripts
 Version:             4.2.0
-Release:             3
+Release:             4
 License:             GPLv2+ and LGPLv2+
 URL:                 https://github.com/ClusterLabs/resource-agents
 Source0:             https://github.com/ClusterLabs/resource-agents/archive/v4.2.0.tar.gz
+Patch0000:           fix-failed-to-parse-pid-from-pid-file.patch
 Obsoletes:           heartbeat-resources <= %{version}
 Provides:            heartbeat-resources = %{version}
 BuildRequires:       automake autoconf pkgconfig gcc perl-interpreter perl-generators python3-devel
@@ -100,6 +101,9 @@ export CFLAGS="$(echo '%{optflags}')"
 %{_mandir}/man8/{ocf-tester.8*,ldirectord.8*}
 
 %changelog
+* Wed Aug 25 2021 caodongxia <caodongxia@huawei.com> - 4.2.0-4
+- Fix failed to parse pid from pid-file
+
 * Tue Oct 27 2020 Anan Fu <fuanan3@huawei.com> - 4.2.0-3
 - disable python2