diff --git a/x-pack/test/accessibility/apps/uptime.ts b/x-pack/test/accessibility/apps/uptime.ts
index ec1f37ca02be2..d7a9cfc0d08b4 100644
--- a/x-pack/test/accessibility/apps/uptime.ts
+++ b/x-pack/test/accessibility/apps/uptime.ts
@@ -18,7 +18,8 @@ export default function ({ getService, getPageObjects }: FtrProviderContext) {
   const esArchiver = getService('esArchiver');
   const es = getService('es');
 
-  describe('uptime', () => {
+  // FLAKY: https://github.com/elastic/kibana/issues/90555
+  describe.skip('uptime', () => {
     before(async () => {
       await esArchiver.load('uptime/blank');
       await makeChecks(es, A11Y_TEST_MONITOR_ID, 150, 1, 1000, {