diff --git a/salt/map.jinja b/salt/map.jinja
index b3811699..6229ee12 100644
--- a/salt/map.jinja
+++ b/salt/map.jinja
@@ -11,6 +11,7 @@
             },
             'gitfs_remotes': [ 'https://github.com/servo/saltfs.git' ],
             'gitfs_env_whitelist': [ 'base' ],
+            'hash_type': 'sha384',
             'pillar_roots': {
               'base': [ '/srv/pillar' ]
             }