diff --git a/README.rst b/README.rst
index 923d1eb..45bc83e 100644
--- a/README.rst
+++ b/README.rst
@@ -49,6 +49,11 @@ Prerequisites
  or
  
  sudo yum install docker-io
+ 
+ sudo systemctl enable docker.service
+ 
+ sudo systemctl start docker.service
+ 
 - Add a rule into /etc/sudoers to avoid entering your password each time (optional).
  <user-name>	ALL=(ALL)	NOPASSWD: /usr/bin/sudo
 - Add an alias to your .bashrc not enter your sudo password each time (optional).