diff --git a/README.md b/README.md
index 2c18840..4098519 100644
--- a/README.md
+++ b/README.md
@@ -40,8 +40,8 @@ sudo apt-get install vagrant git
 The following commands should work on Linux Mint 19 (and possibly on any Debian Stretch?) :
 
 ```bash
-apt update
-apt install git vagrant lxc-templates lxctl lxc cgroup-lite redir bridge-utils libc6 debootstrap
+sudo apt update
+sudo apt install git vagrant lxc-templates lxctl lxc cgroup-lite redir bridge-utils libc6 debootstrap
 vagrant plugin install vagrant-lxc
 echo "cgroup        /sys/fs/cgroup        cgroup        defaults    0    0" | sudo tee -a /etc/fstab
 sudo mount /sys/fs/cgroup