diff --git a/Tests/SKSupportTests/AsyncUtilsTests.swift b/Tests/SKSupportTests/AsyncUtilsTests.swift
index 7edc7fe02..a3db23ea7 100644
--- a/Tests/SKSupportTests/AsyncUtilsTests.swift
+++ b/Tests/SKSupportTests/AsyncUtilsTests.swift
@@ -42,6 +42,7 @@ final class AsyncUtilsTests: XCTestCase {
   }
 
   func testWithTimeoutEscalatesPriority() async throws {
+    try XCTSkipIf(true, "Flakey test: rdar://137640122")
     let expectation = self.expectation(description: "Timeout started")
     let task = Task(priority: .background) {
       // We don't actually hit the timeout. It's just a large value.