diff --git a/TestFoundation/TestURLSession.swift b/TestFoundation/TestURLSession.swift
index f5ff28d2ae..56bfa78b81 100644
--- a/TestFoundation/TestURLSession.swift
+++ b/TestFoundation/TestURLSession.swift
@@ -1057,7 +1057,8 @@ class TestURLSession : LoopbackServerTest {
             ("test_dontSetCookies", test_dontSetCookies),
             ("test_initURLSessionConfiguration", test_initURLSessionConfiguration),
             ("test_basicAuthRequest", test_basicAuthRequest),
-            ("test_redirectionWithSetCookies", test_redirectionWithSetCookies),
+            /* ⚠️ */ ("test_redirectionWithSetCookies",
+            /* ⚠️ */  testExpectedToFail(test_redirectionWithSetCookies, "This test crashes nondeterministically")),
             ("test_postWithEmptyBody", test_postWithEmptyBody),
             ("test_basicAuthWithUnauthorizedHeader", test_basicAuthWithUnauthorizedHeader),
             ("test_checkErrorTypeAfterInvalidateAndCancel", test_checkErrorTypeAfterInvalidateAndCancel),