diff --git a/lib/async_hooks.js b/lib/async_hooks.js
index e7450f29acc05f..cc9e893885a9ec 100644
--- a/lib/async_hooks.js
+++ b/lib/async_hooks.js
@@ -145,7 +145,7 @@ function showEmitBeforeAfterWarning() {
     process.emitWarning(
       'asyncResource.emitBefore and emitAfter are deprecated. Please use ' +
       'asyncResource.runInAsyncScope instead',
-      'DeprecationWarning', 'DEP00XX');
+      'DeprecationWarning', 'DEP0098');
     emitBeforeAfterWarning = false;
   }
 }