diff --git a/karaf/assembly/src/main/distribution/text/etc/org.apache.felix.karaf.management.cfg b/karaf/assembly/src/main/distribution/text/etc/org.apache.felix.karaf.management.cfg
index d4fbd68..a44e524 100644
--- a/karaf/assembly/src/main/distribution/text/etc/org.apache.felix.karaf.management.cfg
+++ b/karaf/assembly/src/main/distribution/text/etc/org.apache.felix.karaf.management.cfg
@@ -20,7 +20,7 @@
 #
 rmiRegistryPort = 1099
 jmxRealm = karaf
-serviceUrl = service:jmx:rmi:///jndi/rmi://localhost:1099/karaf-${karaf.name}
+serviceUrl = service:jmx:rmi:///jndi/rmi://localhost:${rmiRegistryPort}/karaf-${karaf.name}
 daemon = true
 threaded = true
 objectName = connector:name=rmi