you cannot restart it until after the update

and the update takes care of starting it automatically

DEPLOYMENT-NOTES.rst

@@ -21,21 +21,17 @@ Deployment notes
 
     mkfs.ext4 -L zkapissuer-database /dev/nvme1n1p1
 
-  4. Mount the new filesystem ::
+  4. Deploy the PrivateStorageio update.
 
-    systemctl restart var-lib-zkapissuer-database.mount
-
-  5. Deploy the PrivateStorageio update.
-
-  6. Move the database file to the new location ::
+  5. Move the database file to the new location ::
 
     mv -iv /var/lib/zkapissuer/vouchers.sqlite3 /var/lib/zkapissuer-v2
 
-  7. Clean up the old state directory ::
+  6. Clean up the old state directory ::
 
      rm -ir /var/lib/zkapissuer
 
-  8. Start the PaymentServer service (not running because its path assertions were not met earlier) ::
+  7. Start the PaymentServer service (not running because its path assertions were not met earlier) ::
 
      systemctl start zkapissuer