diff --git a/Vagrantfile b/Vagrantfile
index 6f871546..e684dc38 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -65,6 +65,7 @@ Vagrant.configure(2) do |config|
     debian10.vm.synced_folder ".", "/home/vagrant/proton", id: "proton", type: "rsync", rsync__exclude: ["vagrant_share"]
 
     debian10.vm.provision "shell", privileged: "true", inline: <<-SHELL
+      set -e
       #install docker and steam-runtime dependencies
       dpkg --add-architecture i386
       apt-get update