diff --git a/core/modules/syslog/config/install/syslog.settings.yml b/core/modules/syslog/config/install/syslog.settings.yml
index adacb49..396b751 100644
--- a/core/modules/syslog/config/install/syslog.settings.yml
+++ b/core/modules/syslog/config/install/syslog.settings.yml
@@ -1,2 +1,6 @@
 identity: drupal
+# The default facility setting depends on the operating system, and will be
+# overwritten during installation.
+# @see syslog_install().
+facility: 8
 format: '!base_url|!timestamp|!type|!ip|!request_uri|!referer|!uid|!link|!message'