diff --git a/INSTALL.md b/INSTALL.md
index 72fce08..45c8585 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -4,6 +4,7 @@ Run as *root* user the following commands to automatically install the virtual l
 ```
 git clone https://git.swarmlab.io:3000/cs171027/galera-swarm-lxc-ansible/
 cd galera-swarm-lxc-ansible/
+chmod +x *.sh Makefile 
 make
 ```