1 files changed, 1 insertions, 1 deletions
diff --git a/lib/internal/process/promises.js b/lib/internal/process/promises.js
index 83dee491a5..0e382d11d5 100644
--- a/lib/internal/process/promises.js
+++ b/lib/internal/process/promises.js
@@ -70,7 +70,7 @@ function setupPromises(scheduleMicrotasks) {
         'Unhandled promise rejections are deprecated. In the future, ' +
         'promise rejections that are not handled will terminate the ' +
         'Node.js process with a non-zero exit code.',
-        'DeprecationWarning');
+        'DeprecationWarning', 'DEP0018');
     }
   }
   var deprecationWarned = false;