diff --git a/clang/test/Tooling/auto-detect-from-source-parent.cpp b/clang/test/Tooling/auto-detect-from-source-parent.cpp
index ea7eb15..25b8b26 100644
--- a/clang/test/Tooling/auto-detect-from-source-parent.cpp
+++ b/clang/test/Tooling/auto-detect-from-source-parent.cpp
@@ -8,3 +8,4 @@
 invalid;
 
 // REQUIRES: shell
+// XFAIL: win64