diff --git a/x-pack/test/functional/apps/grok_debugger/grok_debugger.js b/x-pack/test/functional/apps/grok_debugger/grok_debugger.js
index c21731a2bdc8..0cd00c55ea1b 100644
--- a/x-pack/test/functional/apps/grok_debugger/grok_debugger.js
+++ b/x-pack/test/functional/apps/grok_debugger/grok_debugger.js
@@ -11,8 +11,7 @@ export default function ({ getService, getPageObjects }) {
   const esArchiver = getService('esArchiver');
 
   const PageObjects = getPageObjects(['grokDebugger']);
-  // https://github.com/elastic/kibana/issues/84440
-  describe.skip('grok debugger app', function () {
+  describe('grok debugger app', function () {
     this.tags('includeFirefox');
     before(async () => {
       await esArchiver.load('empty_kibana');