templates/ubuntu/xenial64.erb in boxes-2.5.0 vs templates/ubuntu/xenial64.erb in boxes-3.0.0

@@ -24,11 +24,11 @@
             <%- else -%>
             "guest_os_type": "Ubuntu_64",
             <%- end -%>
             "headless": true,
 
-            "iso_url": "http://releases.ubuntu.com/xenial/ubuntu-16.04-server-amd64.iso",
-            "iso_checksum": "b8b172cbdf04f5ff8adc8c2c1b4007ccf66f00fc6a324a6da6eba67de71746f6",
+            "iso_url": "http://releases.ubuntu.com/xenial/ubuntu-16.04.3-server-amd64.iso",
+            "iso_checksum": "a06cd926f5855d4f21fb4bc9978a35312f815fbda0d0ef7fdc846861f4fc4600",
             "iso_checksum_type": "sha256",
 
             "ssh_username": "vagrant",
             "ssh_password": "vagrant",
             "ssh_timeout": "15m",