diff --git a/Vagrantfile b/Vagrantfile
index 6ff15f40d..9d2cff802 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -47,4 +47,10 @@ $ sudo /vagrant/run --develop
 Plinth will be available at https://localhost:4430/plinth (with
 an invalid SSL certificate).
 "
+  config.trigger.before :destroy do |trigger|
+    trigger.warn = "Dropping Plinth database"
+    trigger.run_remote = {
+      inline: "rm /vagrant/data/var/lib/plinth/plinth.sqlite3"
+    }
+  end
 end