diff --git a/test/unit-tests/components/structures/MatrixChat-test.tsx b/test/unit-tests/components/structures/MatrixChat-test.tsx
index 1fb705d98c..c813143142 100644
--- a/test/unit-tests/components/structures/MatrixChat-test.tsx
+++ b/test/unit-tests/components/structures/MatrixChat-test.tsx
@@ -1603,7 +1603,8 @@ describe("<MatrixChat />", () => {
             Lifecycle.setSessionLockNotStolen();
         });
 
-        it("waits for other tab to stop during startup", async () => {
+        // Flaky test, see https://github.com/element-hq/element-web/issues/30337
+        it.skip("waits for other tab to stop during startup", async () => {
             fetchMock.get("/welcome.html", { body: "<h1>Hello</h1>" });
             jest.spyOn(Lifecycle, "attemptDelegatedAuthLogin");