diff --git a/quassel.changes b/quassel.changes
index e5b756c..7e64b2e 100644
--- a/quassel.changes
+++ b/quassel.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Fri May 11 10:50:50 UTC 2018 - mchandras@suse.de
+
+- Add new QUASSELCORE_PORT sysconfig variable to allow users to change
+  the default Quassel Core TCP port.
+
 -------------------------------------------------------------------
 Mon Apr 30 14:19:49 UTC 2018 - jengelh@inai.de
 
diff --git a/service.quasselcore b/service.quasselcore
index 50b0a7a..456ca18 100644
--- a/service.quasselcore
+++ b/service.quasselcore
@@ -6,7 +6,7 @@ After=network.target
 EnvironmentFile=-/etc/sysconfig/quasselcore
 PIDFile=/var/run/quassel.pid
 User=quasselcore
-ExecStart=/usr/bin/quasselcore --listen=${QUASSELCORE_LISTEN} --configdir=/var/lib/quasselcore --logfile=/var/log/quassel/quasselcore
+ExecStart=/usr/bin/quasselcore --listen=${QUASSELCORE_LISTEN} --port=${QUASSELCORE_PORT} --configdir=/var/lib/quasselcore --logfile=/var/log/quassel/quasselcore
 
 [Install]
 WantedBy=multi-user.target
diff --git a/sysconfig.quasselcore b/sysconfig.quasselcore
index e28df63..4724b29 100644
--- a/sysconfig.quasselcore
+++ b/sysconfig.quasselcore
@@ -9,4 +9,10 @@
 #
 QUASSELCORE_LISTEN="127.0.0.1"
 
-
+## Type:          integer
+## Default:       4242
+## ServiceReload: quasselcore
+#
+# TCP port the quassel core should listen on
+#
+QUASSELCORE_PORT="4242"