diff --git a/backport-Fix-haveged-cannot-be-run-as-an-application-if-also-running-as-a-daemon.patch b/backport-Fix-haveged-cannot-be-run-as-an-application-if-also-running-as-a-daemon.patch
new file mode 100644
index 0000000..d9d2e33
--- /dev/null
+++ b/backport-Fix-haveged-cannot-be-run-as-an-application-if-also-running-as-a-daemon.patch
@@ -0,0 +1,50 @@
+From a4b69d65a8dfc5a9f52ff8505c7f58dcf8b9234f Mon Sep 17 00:00:00 2001
+From: Jirka Hladky <jhladky@redhat.com>
+Date: Wed, 3 Nov 2021 14:38:11 +0100
+Subject: [PATCH] Fix: haveged cannot be run as an application if also running
+ as a daemon
+
+---
+ man/haveged.8 | 5 ++++-
+ src/haveged.c | 2 +-
+ 2 files changed, 5 insertions(+), 2 deletions(-)
+
+diff --git a/man/haveged.8 b/man/haveged.8
+index edbc611..f88dc76 100644
+--- a/man/haveged.8
++++ b/man/haveged.8
+@@ -188,7 +188,7 @@ If running as a daemon, access to the following files is required
+ .I /proc/sys/kernel/osrelease
+ .P
+ .I /proc/sys/kernel/random/poolsize
+-.P    
++.P
+ .I /proc/sys/kernel/random/write_wakeup_threshold
+ .RE
+ 
+@@ -313,6 +313,9 @@ haveged -n 16T -o tba8cbw -f - | pv > /dev/null
+ .TP
+ Generate large amounts of data (16TB). Disable continuous tests for the maximum throughput but run the online tests at the startup to make sure that generator for properly initialized:
+ haveged -n 16T -o tba8c -f - | pv > /dev/null
++.TP
++Create a password equivalent to a key strength of 256 bit
++haveged -f - -n 32 2>/dev/null | base64 | tr -d =
+ 
+ .SH SEE ALSO
+ .TP
+diff --git a/src/haveged.c b/src/haveged.c
+index 059bb28..59e62f5 100644
+--- a/src/haveged.c
++++ b/src/haveged.c
+@@ -435,7 +435,7 @@ int main(int argc, char **argv)
+       close(socket_fd);
+       return ret;
+       }
+-   else {
++   else if (!(params->setup & RUN_AS_APP)){
+       socket_fd = cmd_listen(params);
+       if (socket_fd >= 0)
+          fprintf(stderr, "%s: command socket is listening at fd %d\n", params->daemon, socket_fd);
+-- 
+1.8.3.1
+
diff --git a/haveged-1.9.14.tar.gz b/haveged-1.9.14.tar.gz
deleted file mode 100644
index 29234fc..0000000
Binary files a/haveged-1.9.14.tar.gz and /dev/null differ
diff --git a/haveged-1.9.15.tar.gz b/haveged-1.9.15.tar.gz
new file mode 100644
index 0000000..5fca6c4
Binary files /dev/null and b/haveged-1.9.15.tar.gz differ
diff --git a/haveged.spec b/haveged.spec
index 696b566..edd8d69 100644
--- a/haveged.spec
+++ b/haveged.spec
@@ -2,14 +2,15 @@
 # and made some modifications. The exactly file path is ./contrib/build/fedora.spec.
 Summary:        A Linux entropy source using the HAVEGE algorithm
 Name:           haveged
-Version:        1.9.14
-Release:        3
+Version:        1.9.15
+Release:        1
 License:        GPLv3+
 URL:            https://github.com/jirka-h/haveged
 Source0:        https://github.com/jirka-h/%{name}/archive/v%{version}/%{name}-%{version}.tar.gz
 Source1:        haveged.service
 
 Patch0:         fix-the-core-file-problem.patch
+Patch1:         backport-Fix-haveged-cannot-be-run-as-an-application-if-also-running-as-a-daemon.patch
 
 Requires(post):   systemd
 Requires(preun):  systemd
@@ -102,6 +103,9 @@ rm -rf %{buildroot}
 %{_mandir}/man3/libhavege.3*
 
 %changelog
+* Fri Dec 24 2021 yixiangzhike <yixiangzhike007@163.com> - 1.9.15-1
+- update to 1.9.15
+
 * Mon Jul 19 2021 yixiangzhike <zhangxingliang3@huawei.com> - 1.9.14-3
 - delete unnecessary gdb from BuildRequires