diff --git a/test/parallel/test-worker-process-env.js b/test/parallel/test-worker-process-env.js
index e36c4345452fb8..f43c2affa1f48b 100644
--- a/test/parallel/test-worker-process-env.js
+++ b/test/parallel/test-worker-process-env.js
@@ -49,7 +49,7 @@ if (!workerData && process.argv[2] !== 'child') {
       code: 'ERR_INVALID_OBJECT_DEFINE_PROPERTY',
       name: 'TypeError',
       message: '\'process.env\' only accepts a configurable, ' +
-          'writable and enumerable data descriptor'
+          'writable, and enumerable data descriptor'
     }
   );