diff --git a/test/Constraints/operator.swift b/test/Constraints/operator.swift
index 420ef48b45f76..389a2e5d4a855 100644
--- a/test/Constraints/operator.swift
+++ b/test/Constraints/operator.swift
@@ -1,3 +1,4 @@
+// REQUIRES: rdar64844584
 // RUN: %target-typecheck-verify-swift
 
 // Test constraint simplification of chains of binary operators.