diff --git a/Vagrantfile b/Vagrantfile
index d82dc34..f468412 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -3,6 +3,9 @@ Vagrant.configure(2) do |config|
 
   config.vm.provision "shell", inline: <<-SHELL
     newphp 56 zts
-    sudo pickle install -n --ini=/etc/php56/php-cli.ini pthreads
+    sudo pickle install -n xdebug
+    echo 'zend_extension=xdebug.so' >> `php -i | grep php-cli.ini | awk '{print $5}'`
+    sudo pickle install -n pthreads
+    echo 'extension=pthreads.so' >> `php -i | grep php-cli.ini | awk '{print $5}'`
   SHELL
 end