diff --git a/Vagrantfile b/Vagrantfile
index 2354d35..19858b3 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -42,7 +42,7 @@ Vagrant.configure('2') do |config|
 
       ufw reload
 
-      ln -s /vagrant/ufw-docker /usr/local/bin/
+      [[ -L /usr/local/bin/ufw-docker ]] || ln -s /vagrant/ufw-docker /usr/local/bin/
     }
   SHELL