diff --git a/README.md b/README.md
index 6c98154e8..5eccee126 100644
--- a/README.md
+++ b/README.md
@@ -76,6 +76,8 @@ docker run -it --rm --name verdaccio -p 4873:4873 \
   verdaccio
 ```
 
+Please note that for any of the above docker commands you need to have docker installed on your machine and the docker executable should be available on your `$PATH`.
+
 ### Ansible
 
 A Verdaccio playbook [is available at galaxy](https://galaxy.ansible.com/030/verdaccio) source: https://github.com/030/ansible-verdaccio