diff --git a/packages/fast-usdc/test/cli/operator-commands.test.ts b/packages/fast-usdc/test/cli/operator-commands.test.ts
index df0fc0368fb..36c645adb8a 100644
--- a/packages/fast-usdc/test/cli/operator-commands.test.ts
+++ b/packages/fast-usdc/test/cli/operator-commands.test.ts
@@ -46,7 +46,7 @@ test('fast-usdc operator attest sub-command', async t => {
     },
   });
 
-  t.deepEqual(
+  t.is(
     err.join(''),
     'Now use `agoric wallet send ...` to sign and broadcast the offer.\n',
   );