diff --git a/vagrant/bootstrap.sh b/vagrant/bootstrap.sh
index 5606535f..9e4a9d89 100755
--- a/vagrant/bootstrap.sh
+++ b/vagrant/bootstrap.sh
@@ -8,6 +8,10 @@ YAML="/var/www/howto.disroot.lan/user/config/system.yaml"
 
 # Provisioning actions
 
+# Avoid Postfix installation interactive screens by preconfiguring this information
+sudo debconf-set-selections <<< "postfix postfix/main_mailer_type select No configuration"
+sudo debconf-set-selections <<< "postfix postfix/mailname string ${WEB_NAME}"
+
 # Add sury repository to sources.list for PHP
 sudo apt-get -y update
 sudo apt-get -y upgrade