diff --git a/README.md b/README.md
index 3c9d230..e9cfc21 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,7 @@ This version is creating a complete and nice looking image which will be shown o
 * MySql
 * Windows (prefered, i haven't tested it with Linux because i'am Windows user)
 * A running and configured OpenSim region
+* Disabled PHP safe_mode to allow exec commands
 
 If you have trouble setting up the server side, please contact Kubwa, he may or may not help you: