diff --git a/Makefile b/Makefile
index 54a288e7a6..920ea53b94 100644
--- a/Makefile
+++ b/Makefile
@@ -49,6 +49,7 @@ CORE_PYTHON?=	37
 CORE_RADVD?=	1
 CORE_SQUID?=	# empty
 CORE_SURICATA?=	# empty
+CORE_SYSLOGNG?=	3.22
 
 _FLAVOUR!=	if [ -f ${OPENSSL} ]; then ${OPENSSL} version; fi
 FLAVOUR?=	${_FLAVOUR:[1]}
diff --git a/Mk/defaults.mk b/Mk/defaults.mk
index 4c5bec22dd..52979edafd 100644
--- a/Mk/defaults.mk
+++ b/Mk/defaults.mk
@@ -46,6 +46,7 @@ REPLACEMENTS=	CORE_ABI \
 		CORE_PKGVERSION \
 		CORE_PRODUCT \
 		CORE_REPOSITORY \
+		CORE_SYSLOGNG \
 		CORE_VERSION \
 		CORE_WWW
 
diff --git a/src/opnsense/service/templates/OPNsense/Syslog/syslog-ng.conf b/src/opnsense/service/templates/OPNsense/Syslog/syslog-ng.conf.in
similarity index 94%
rename from src/opnsense/service/templates/OPNsense/Syslog/syslog-ng.conf
rename to src/opnsense/service/templates/OPNsense/Syslog/syslog-ng.conf.in
index 677643e8e1..af2bfe01a3 100644
--- a/src/opnsense/service/templates/OPNsense/Syslog/syslog-ng.conf
+++ b/src/opnsense/service/templates/OPNsense/Syslog/syslog-ng.conf.in
@@ -1,4 +1,4 @@
-@version:3.22
+@version:%%CORE_SYSLOGNG%%
 @include "scl.conf"
 
 #