diff --git a/Dockerfile b/Dockerfile
index 09c0eeed..c7991520 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Dockerfile for ELK stack
-# Elasticsearch, Logstash, Kibana 5.6.9
+# Elasticsearch, Logstash, Kibana 5.6.10
 
 # Build with:
 # docker build -t <repo-user>/elk .
@@ -39,7 +39,7 @@ RUN set -x \
  && set +x
 
 
-ENV ELK_VERSION 5.6.9
+ENV ELK_VERSION 5.6.10
 
 ### install Elasticsearch
 
diff --git a/README-short.txt b/README-short.txt
index a8607480..bb956808 100644
--- a/README-short.txt
+++ b/README-short.txt
@@ -1 +1 @@
-Collect, search and visualise log data with ELK (Elasticsearch 5.6.9, Logstash 5.6.9, Kibana 5.6.9).
+Collect, search and visualise log data with ELK (Elasticsearch 5.6.10, Logstash 5.6.10, Kibana 5.6.10).
diff --git a/README.md b/README.md
index a4957dbe..5ad64e41 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,11 @@ This image is hosted on Docker Hub at [https://hub.docker.com/r/sebp/elk/](https
 
 The following tags are available:
 
-- `latest`, `623`: ELK 6.2.3.
+- `latest`, `630`: ELK 6.3.0.
+
+- `624`: ELK 6.2.4.
+
+- `623`: ELK 6.2.3.
 
 - `622`: ELK 6.2.2.
 
@@ -34,6 +38,8 @@ The following tags are available:
 
 - `600`: ELK 6.0.0.
 
+- `5610`: ELK 5.6.10.
+
 - `569`: ELK 5.6.9.
 
 - `568`: ELK 5.6.8.
@@ -101,7 +107,7 @@ The following tags are available:
 - `es232_l232_k450`: Elasticsearch 2.3.2, Logstash 2.3.2, and Kibana 4.5.0.
 
 - `es231_l231_k450`: Elasticsearch 2.3.1, Logstash 2.3.1, and Kibana 4.5.0.
- 
+
 - `es230_l230_k450`: Elasticsearch 2.3.0, Logstash 2.3.0, and Kibana 4.5.0.
 
 - `es221_l222_k442`: Elasticsearch 2.2.1, Logstash 2.2.2, and Kibana 4.4.2.
@@ -117,4 +123,3 @@ The following tags are available:
 ### About
 
 Written by [Sébastien Pujadas](https://pujadas.net), released under the [Apache 2 license](https://www.apache.org/licenses/LICENSE-2.0).
-
diff --git a/nginx-filebeat/Dockerfile b/nginx-filebeat/Dockerfile
index 125f6909..089d32f7 100644
--- a/nginx-filebeat/Dockerfile
+++ b/nginx-filebeat/Dockerfile
@@ -1,5 +1,5 @@
 # Dockerfile to illustrate how Filebeat can be used with nginx
-# Filebeat 5.6.9
+# Filebeat 5.6.10
 
 # Build with:
 # docker build -t filebeat-nginx-example .
@@ -19,7 +19,7 @@ ENV REFRESHED_AT 2016-11-04
 
 ### install Filebeat
 
-ENV FILEBEAT_VERSION 5.6.9
+ENV FILEBEAT_VERSION 5.6.10
 
 RUN apt-get update -qq \
  && apt-get install -qqy curl \
diff --git a/spec/Dockerfile_spec.rb b/spec/Dockerfile_spec.rb
index 36763082..69246f79 100644
--- a/spec/Dockerfile_spec.rb
+++ b/spec/Dockerfile_spec.rb
@@ -1,7 +1,7 @@
 require "docker"
 require "serverspec"
 
-ELK_VERSION = "5.6.9"
+ELK_VERSION = "5.6.10"
 ELASTICSEARCH_VERSION = ELK_VERSION
 LOGSTASH_VERSION = ELK_VERSION
 KIBANA_VERSION = ELK_VERSION
diff --git a/start.sh b/start.sh
index 47878723..51984baa 100644
--- a/start.sh
+++ b/start.sh
@@ -36,6 +36,12 @@ rm -f /var/run/elasticsearch/elasticsearch.pid /var/run/logstash.pid \
 OUTPUT_LOGFILES=""
 
 
+## override default time zone (Etc/UTC) if TZ variable is set
+if [ ! -z "$TZ" ]; then
+  ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
+fi
+
+
 ## run pre-hooks
 if [ -x /usr/local/bin/elk-pre-hooks.sh ]; then
   . /usr/local/bin/elk-pre-hooks.sh