diff --git a/docker-compose.yml b/docker-compose.yml
index 2af6ca6..21cf2a3 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -2,10 +2,10 @@
 
 services:
   master-jenkins:
-    image: jenkins:alpine
+    image: jenkinsci/jenkins:lts
     mem_limit: 2g
     environment:
-      - JAVA_OPTS="-Djava.util.logging.config.file=/var/jenkins_home/log.properties"
+      - JAVA_OPTS="-Djava.util.logging.config.file=/var/jenkins_home/log.properties ${JENKINS_ADDITIONAL_JAVA_OPTS}"
       - TZ=${TZ}
     volumes:
       - /etc/localtime:/etc/localtime:ro
diff --git a/jenkins.conf b/jenkins.conf
index 58ab83d..58b1980 100644
--- a/jenkins.conf
+++ b/jenkins.conf
@@ -15,6 +15,10 @@
 JENKINS_API_BIND=127.0.0.1
 JENKINS_API_PORT=50000
 
+# additional java options like
+# -Dhudson.footerURL=http://mycompany.com
+JENKINS_ADDITIONAL_JAVA_OPTS=""
+
 
 # Timezone one of /usr/share/zoneinfo
 TZ=Europe/Berlin