diff --git a/test/parallel/test-util-inspect.js b/test/parallel/test-util-inspect.js
index 3d5fb995c6181f..9187af18da3099 100644
--- a/test/parallel/test-util-inspect.js
+++ b/test/parallel/test-util-inspect.js
@@ -2905,6 +2905,7 @@ assert.strictEqual(
     util.inspect(x, { maxStringLength: 4 }),
     "'aaaa'... 999996 more characters"
   );
+  assert.match(util.inspect(x, { maxStringLength: null }), /a'$/);
 }
 
 {