diff --git a/Dockerfile/dockbix-xxl/Dockerfile b/Dockerfile/dockbix-xxl/Dockerfile
index 6490b2e..a85cb49 100644
--- a/Dockerfile/dockbix-xxl/Dockerfile
+++ b/Dockerfile/dockbix-xxl/Dockerfile
@@ -4,7 +4,7 @@ LABEL maintainer "Jan Garaj <info@monitoringartist.com>"
 # ZABBIX_VERSION=trunk tags/3.0.1 branches/dev/ZBXNEXT-1263-1
 
 ENV \
-  ZABBIX_VERSION=tags/3.4.2 \
+  ZABBIX_VERSION=tags/3.4.4 \
   ZS_enabled=true \
   ZA_enabled=true \
   ZW_enabled=true \
diff --git a/latest b/latest
index f6bbfeb..4813260 100644
--- a/latest
+++ b/latest
@@ -1,5 +1,5 @@
 {
 "display": 1,
-"version": "3.4.4 Dockbix XXL (2017-11-30)",
-"text": "<p style=\"font-size:80%\">New Dockbix Docker image version 3.4.4 Dockbix XXL (2017-11-30)  is available!. See <b><a href=\"https://hub.docker.com/r/monitoringartist/dockbix-xxl/\" target=\"_blank\">monitoringartist/dockbix-xxl:latest</a></b>.</p>"
+"version": "3.4.4 Dockbix XXL (2017-12-24)",
+"text": "<p style=\"font-size:80%\">New Dockbix Docker image version 3.4.4 Dockbix XXL (2017-12-24)  is available!. See <b><a href=\"https://hub.docker.com/r/monitoringartist/dockbix-xxl/\" target=\"_blank\">monitoringartist/dockbix-xxl:latest</a></b>.</p>"
 }
diff --git a/stack-play-with-docker-dev.yml b/stack-play-with-docker-dev.yml
index 17e6c05..7dc079a 100644
--- a/stack-play-with-docker-dev.yml
+++ b/stack-play-with-docker-dev.yml
@@ -19,8 +19,6 @@ services:
       - "10051:10051"
     volumes:
       - /etc/localtime:/etc/localtime:ro
-    links:
-      - zabbixdb:zabbixdb
     environment:
       - ZS_DBHost=zabbixdb
       - ZS_DBUser=zabbix
diff --git a/stack-play-with-docker.yml b/stack-play-with-docker.yml
index a4a0c15..b3d05f4 100644
--- a/stack-play-with-docker.yml
+++ b/stack-play-with-docker.yml
@@ -19,8 +19,6 @@ services:
       - "10051:10051"
     volumes:
       - /etc/localtime:/etc/localtime:ro
-    links:
-      - zabbixdb:zabbixdb
     environment:
       - ZS_DBHost=zabbixdb
       - ZS_DBUser=zabbix