diff --git a/README.md b/README.md
index 80e729a..6761b41 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,13 @@ echo ansibleuser:$passwd_value | chpasswd
 echo "ansibleuser ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/ansible
 ```
 
+## Beware of SELinux
+
+cat /etc/selinux/config | sed s/"$SELINUX=enforcing"/"SELINUX=disabled"/g > /etc/selinux/config_xxx
+\cp /etc/selinux/config_xxx /etc/selinux/config
+\rm /etc/selinux/config_xxx
+reboot
+
 # How to make the server ready
 
 Once: