diff --git a/vagrant-user-setup.sh b/vagrant-user-setup.sh
index 4b199e90..ccd9e760 100755
--- a/vagrant-user-setup.sh
+++ b/vagrant-user-setup.sh
@@ -2,12 +2,12 @@
 
 #set up steam runtimes. remove these lines if building without the runtime
 git clone https://github.com/ValveSoftware/steam-runtime.git
-./steam-runtime/setup_docker.sh amd64 --extra-bootstrap=/home/vagrant/proton/steamrt-bootstrap.sh steam-proton-dev
-./steam-runtime/setup_docker.sh i386 --extra-bootstrap=/home/vagrant/proton/steamrt-bootstrap.sh steam-proton-dev32
+./steam-runtime/setup_docker.sh --beta amd64 --extra-bootstrap=/home/vagrant/proton/steamrt-bootstrap.sh steam-proton-dev-beta
+./steam-runtime/setup_docker.sh --beta i386 --extra-bootstrap=/home/vagrant/proton/steamrt-bootstrap.sh steam-proton-dev32-beta
 
 #configure proton build
 mkdir build
 cd build
-../proton/configure.sh --steam-runtime64=docker:steam-proton-dev --steam-runtime32=docker:steam-proton-dev32
+../proton/configure.sh --steam-runtime64=docker:steam-proton-dev-beta --steam-runtime32=docker:steam-proton-dev32-beta
 #if building without the runtime, use:
 #../proton/configure.sh --no-steam-runtime