diff --git a/plist b/plist
index cc10db003..79baadf76 100644
--- a/plist
+++ b/plist
@@ -149,6 +149,7 @@
 /usr/local/etc/rc.syshook.d/update/10-refresh
 /usr/local/etc/ssl/opnsense.cnf
 /usr/local/etc/strongswan.opnsense.d/README
+/usr/local/etc/syslog-ng.conf.d/legacy.conf
 /usr/local/etc/unbound.opnsense.d/README
 /usr/local/libexec/opnsense-auth
 /usr/local/opnsense/contrib/IXR/IXR_Library.php
diff --git a/src/etc/syslog-ng.conf.d/legacy.conf b/src/etc/syslog-ng.conf.d/legacy.conf
new file mode 100644
index 000000000..24dbe25fa
--- /dev/null
+++ b/src/etc/syslog-ng.conf.d/legacy.conf
@@ -0,0 +1 @@
+# obsolete include file, last used in 21.7