diff --git a/test/libcxx/language.support/support.dynamic/libcpp_deallocate.sh.cpp b/test/libcxx/language.support/support.dynamic/libcpp_deallocate.sh.cpp
index af214ea..970b7fc 100644
--- a/test/libcxx/language.support/support.dynamic/libcpp_deallocate.sh.cpp
+++ b/test/libcxx/language.support/support.dynamic/libcpp_deallocate.sh.cpp
@@ -32,7 +32,7 @@
 
 // AppleClang < 10 incorrectly warns that aligned allocation is not supported
 // even when it is supported.
-// XFAIL: apple-clang-9
+// UNSUPPORTED: apple-clang-9
 
 // XFAIL: sanitizer-new-delete, ubsan