diff --git a/packages/SwingSet/test/workers/test-worker.js b/packages/SwingSet/test/workers/test-worker.js
index ea709899487..2eeff682418 100644
--- a/packages/SwingSet/test/workers/test-worker.js
+++ b/packages/SwingSet/test/workers/test-worker.js
@@ -12,38 +12,31 @@ maybeTestXS('xs vat manager', async t => {
   const config = await loadBasedir(__dirname);
   config.vats.target.creationOptions = { managerType: 'xs-worker' };
   const c = await buildVatController(config, []);
+  t.teardown(c.shutdown);
 
   await c.run();
   t.is(c.bootstrapResult.status(), 'fulfilled');
   t.deepEqual(c.dump().log, ['testLog works']);
-
-  await c.shutdown();
 });
 
-// XXX Test temporarily disabled on account of breakage due to some kind of
-// mysterious node worker mysteriousity.
-test.skip('nodeWorker vat manager', async t => {
+test('nodeWorker vat manager', async t => {
   const config = await loadBasedir(__dirname);
   config.vats.target.creationOptions = { managerType: 'nodeWorker' };
   const c = await buildVatController(config, []);
+  t.teardown(c.shutdown);
 
   await c.run();
   t.is(c.bootstrapResult.status(), 'fulfilled');
   t.deepEqual(c.dump().log, ['testLog works']);
-
-  await c.shutdown();
 });
 
-/* // disabling for now due to possible buffering issue on MacOS
 test('node-subprocess vat manager', async t => {
   const config = await loadBasedir(__dirname);
   config.vats.target.creationOptions = { managerType: 'node-subprocess' };
   const c = await buildVatController(config, []);
+  t.teardown(c.shutdown);
 
   await c.run();
   t.is(c.bootstrapResult.status(), 'fulfilled');
   t.deepEqual(c.dump().log, ['testLog works']);
-
-  await c.shutdown();
 });
-*/