diff --git a/mirror-image/template.json b/mirror-image/template.json
index 48045c1..5b942d0 100644
--- a/mirror-image/template.json
+++ b/mirror-image/template.json
@@ -161,7 +161,7 @@
       "headless": true,
       "ssh_username": "{{user `user`}}",
       "ssh_password": "{{user `password`}}",
-      "shutdown_command": "sync; shutdown -P now",
+      "shutdown_command": "sync ; shutdown -P now",
       "vnc_bind_address": "0.0.0.0",
       "vnc_port_max": "5956",
       "vnc_port_min": "5956",