diff --git a/sk-stress-test.txt b/sk-stress-test.txt
index f750103..4541dfc 100644
--- a/sk-stress-test.txt
+++ b/sk-stress-test.txt
@@ -1,6 +1,7 @@
 // Trivial test for the SourceKit stress tester and compiler wrapper.
 //
 // REQUIRES: platform=Darwin
+// REQUIRES: rdar83727870
 //
 // RUN: rm -rf %t.dir
 // RUN: mkdir -p %t.dir
@@ -17,4 +18,4 @@
 
 func foo() {
 	print("hello")
-}
\ No newline at end of file
+}