diff --git a/containers/zammad-elasticsearch/Dockerfile b/containers/zammad-elasticsearch/Dockerfile
index cc89306..3dcb907 100644
--- a/containers/zammad-elasticsearch/Dockerfile
+++ b/containers/zammad-elasticsearch/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.elastic.co/elasticsearch/elasticsearch:5.6.14
+FROM docker.elastic.co/elasticsearch/elasticsearch:7.6.0
 MAINTAINER Zammad <info@zammad.org>
 ARG BUILD_DATE
 
diff --git a/containers/zammad/setup.sh b/containers/zammad/setup.sh
index ee1f939..8446462 100644
--- a/containers/zammad/setup.sh
+++ b/containers/zammad/setup.sh
@@ -5,7 +5,7 @@ set -e
 if [ "$1" = 'install' ]; then
   PACKAGES="build-essential curl git libimlib2-dev libpq-dev"
 elif [ "$1" = 'run' ]; then
-  PACKAGES="curl libimlib2 libimlib2-dev libpq5 nginx rsync"
+  PACKAGES="curl libimlib2 libpq5 nginx rsync"
 fi
 
 apt-get update