--- libmalloc/libmalloc-792.80.2/tests/scribble_tests.c
+++ libmalloc/libmalloc-792.1.1/tests/scribble_tests.c
@@ -27,8 +27,7 @@
 
 // note that scribble seems to break leaks for szone malloc
 T_DECL(malloc_scribble_check, "check MallocScribble works",
-	T_META_TAG_ALL_ALLOCATORS,
-	T_META_TAG_VM_PREFERRED,
+	T_META_TAG_XZONE,
 	T_META_ENVVAR("MallocScribble=1"),
 	T_META_ENVVAR("MallocProbGuard=0"),  // rdar://121458833
 	T_META_CHECK_LEAKS(false))