diff --git a/nixos/modules/services/continuous-integration/buildbot/master.nix b/nixos/modules/services/continuous-integration/buildbot/master.nix
index d744b73bf158..300e4e72a01e 100644
--- a/nixos/modules/services/continuous-integration/buildbot/master.nix
+++ b/nixos/modules/services/continuous-integration/buildbot/master.nix
@@ -16,10 +16,10 @@ let
     c = BuildmasterConfig = dict(
      workers       = [${lib.concatStringsSep "," cfg.workers}],
      protocols     = { 'pb': {'port': ${toString cfg.pbPort} } },
-     title         = '${lib.escapeStr cfg.title}',
-     titleURL      = '${lib.escapeStr cfg.titleUrl}',
-     buildbotURL   = '${lib.escapeStr cfg.buildbotUrl}',
-     db            = dict(db_url='${lib.escapeStr cfg.dbUrl}'),
+     title         = '${escapeStr cfg.title}',
+     titleURL      = '${escapeStr cfg.titleUrl}',
+     buildbotURL   = '${escapeStr cfg.buildbotUrl}',
+     db            = dict(db_url='${escapeStr cfg.dbUrl}'),
      www           = dict(port=${toString cfg.port}),
      change_source = [ ${lib.concatStringsSep "," cfg.changeSource} ],
      schedulers    = [ ${lib.concatStringsSep "," cfg.schedulers} ],