diff --git a/templates/wireguard.conf.j2 b/templates/wireguard.conf.j2
index 89a905a..f0059a8 100644
--- a/templates/wireguard.conf.j2
+++ b/templates/wireguard.conf.j2
@@ -15,4 +15,7 @@ PresharedKey = {{ peer.PresharedKey }}
 {% if peer.Endpoint is defined %}
 Endpoint = {{ peer.Endpoint }}
 {% endif %}
+{% if peer.PersistentKeepalive is defined %}
+PersistentKeepalive = {{ peer.PersistentKeepalive }}
+{% endif %}
 {% endfor %}