diff --git a/src/provision.js b/src/provision.js
index 92a9cc701..371f51ff5 100644
--- a/src/provision.js
+++ b/src/provision.js
@@ -206,11 +206,12 @@ async function restoreTask(backupConfig, remotePath, ipv4Config, ipv6Config, opt
     gStatus.restore.active = false;
 }
 
-async function restore(backupConfig, remotePath, version, ipv4Config, options, auditSource) {
+async function restore(backupConfig, remotePath, version, ipv4Config, ipv6Config, options, auditSource) {
     assert.strictEqual(typeof backupConfig, 'object'); // format, storage, password
     assert.strictEqual(typeof remotePath, 'string');
     assert.strictEqual(typeof version, 'string');
     assert.strictEqual(typeof ipv4Config, 'object');
+    assert.strictEqual(typeof ipv6Config, 'object');
     assert.strictEqual(typeof options, 'object');
     assert.strictEqual(typeof auditSource, 'object');
 
@@ -236,13 +237,13 @@ async function restore(backupConfig, remotePath, version, ipv4Config, options, a
         }
 
         await backups.setupStorage(backupConfig, paths.MANAGED_BACKUP_MOUNT_DIR); // this validates mountOptions
-        error = await backups.testStorage(Object.assign({ mountPath: paths.MANAGED_BACKUP_MOUNT_DIR }), backupConfig); // this validates provider and it's api options. requires mountPath
+        error = await backups.testStorage(Object.assign({ mountPath: paths.MANAGED_BACKUP_MOUNT_DIR }, backupConfig)); // this validates provider and it's api options. requires mountPath
         if (error) throw error;
 
         error = await network.testIPv4Config(ipv4Config);
         if (error) throw error;
 
-        safe(restoreTask(backupConfig, remotePath, ipv4Config, options, auditSource), { debug }); // now that args are validated run the task in the background
+        safe(restoreTask(backupConfig, remotePath, ipv4Config, ipv6Config, options, auditSource), { debug }); // now that args are validated run the task in the background
     } catch (error) {
         debug('restore: error. %o', error);
         gStatus.restore.active = false;