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-rw-r--r--docs/dovetailtool/dovetail.tool.installation.rst12
1 files changed, 10 insertions, 2 deletions
diff --git a/docs/dovetailtool/dovetail.tool.installation.rst b/docs/dovetailtool/dovetail.tool.installation.rst
index 29ebe895..7826f33f 100644
--- a/docs/dovetailtool/dovetail.tool.installation.rst
+++ b/docs/dovetailtool/dovetail.tool.installation.rst
@@ -115,8 +115,16 @@ Pull Dovetail Docker image from public Dockerhub
<Tag> here is the version, 'latest' is used for the master branch.
-As an alternative way, you can build own docker image from Dockfile(s) under ``docker/`` directory,
-``Dockerfile`` is based on ubuntu system and ``Dockerfile.centos7`` is for centos7.
+(Optional) Create Docker image from Dockerfile
+-----------------------------------------------
+Instead of an official Docker image, you can build your own Docker image from
+Dockerfile(s) located under the ``docker/`` directory. The ``Dockerfile``
+is based on Ubuntu and the ``Dockerfile.centos7`` file is for a CentOS based
+Docker image.
+
+::
+
+ sudo docker build -t <your_new_image_name> -f <your_Dockerfile> .
Dovetail Docker container creation
----------------------------------