diff --git a/roles/linux/templates/sources.list.j2 b/roles/linux/templates/sources.list.j2
index 86d797f..1086b4f 100644
--- a/roles/linux/templates/sources.list.j2
+++ b/roles/linux/templates/sources.list.j2
@@ -1,5 +1,5 @@
 deb https://debian.2000cn.com.au/ {{ ansible_distribution_release }} main non-free contrib
-{% if ansible_facts['distribution'] == "Debian"  and ansible_facts['distribution_major_version'] == "12" %}
+{% if ansible_facts['distribution'] == "Debian"  and ansible_facts['distribution_major_version'] >= "12" %}
 deb http://security.debian.org/debian-security {{ ansible_distribution_release }}-security main contrib non-free non-free-firmware"
 {% endif %}
 {% if ansible_facts['distribution'] == "Debian"  and ansible_facts['distribution_major_version'] == "11" %}