diff --git a/mock.spec b/mock.spec
index 031a7bb140d4a973b438e67646ea3306d68db823..7f499f30a4751fa8c2ae15895c8d956a389b5b9b 100644
--- a/mock.spec
+++ b/mock.spec
@@ -6,7 +6,7 @@
 Summary: Builds packages inside chroots
 Name: mock
 Version: 2.2
-Release: 2
+Release: 3
 License: GPLv2+
 Source:  https://github.com/rpm-software-management/mock/releases/download/mock-2.2-1/%{name}-%{version}.tar.gz
 URL: https://github.com/rpm-software-management/mock/
@@ -148,6 +148,9 @@ install -p -m 0644 %{SOURCE1} %{buildroot}/etc/mock/site-defaults.cfg
 %endif
 
 %changelog
+* Wed Nov 06 2024 jinzhiguang <jinzhiguang@kylinos.cn> 2.2-3
+- fix useradd in site-defaults.cfg
+
 * Thu Nov 10 2022 xu_ping <xuping33@h-partners.com> 2.2-2
 - fix source url
 
diff --git a/mock_config.default b/mock_config.default
index dc73cf26582b0cb0b617a20ceae5edbd1d7f4c7c..bb054024be1825a583b15c3b045cf60b2e452cda 100644
--- a/mock_config.default
+++ b/mock_config.default
@@ -12,7 +12,7 @@ config_opts['target_arch'] = '{{ target_arch }}'
 config_opts['use_bootstrap_container'] = False
 config_opts['dnf_disable_plugins'] = ['local', 'spacewalk']
 config_opts['use_nspawn'] = False
-config_opts['useradd'] = '/usr/sbin/useradd -o -m -u %(uid)s -g %(gid)s -d %(home)s -N %(user)s'
+config_opts['useradd'] = '/usr/sbin/useradd -o -m -u {{chrootuid}} -g {{chrootgid}} -d {{chroothome}} -N {{chrootuser}}'
 
 config_opts['yum.conf'] = """
 [main]
@@ -38,4 +38,4 @@ baseurl=http://9.82.1.253/productrepo/openEuler1.0/EULEROS_BASIC/ARM64/openEuler
 enabled=1
 gpgcheck=0
 gpgkey=http://9.82.1.253/productrepo/openEuler1.0/EULEROS_BASIC/ARM64/openEuler1.0/2020-03-20-06-30-06/RPM-GPG-KEY-openEuler
-"""
\ No newline at end of file
+"""