diff --git a/script/vagrant b/script/vagrant
index 714ed0c..46532ba 100755
--- a/script/vagrant
+++ b/script/vagrant
@@ -12,7 +12,7 @@ for ip in 10.0.2.2 192.168.122.1; do
   fi
 done
 
-sudo apt-get install -qy postfix
+sudo DEBIAN_FRONTEND=noninteractive apt-get install -qy postfix
 sudo postconf virtual_alias_maps=hash:/etc/postfix/virtual
 sudo tee /etc/postfix/virtual <<EOF
 @localhost.localdomain  vagrant
--
libgit2 0.21.2