diff --git a/Vagrantfile b/Vagrantfile
index 9da56c8..6dd7935 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -20,7 +20,7 @@ else
 end
 
 Vagrant.configure("2") do |config|
-  config.vm.box = "debian/contrib-buster64"
+  config.vm.box = "debian/bullseye64"
   config.vm.network "private_network", type: "dhcp"
   config.vm.synced_folder ".", "/vagrant", disabled: true
   config.vm.synced_folder "./scratch", "/vagrant/scratch"