diff --git a/compiler-rt/lib/hwasan/hwasan_allocator.h b/compiler-rt/lib/hwasan/hwasan_allocator.h
index 2ada2a0b1851a38455a9e616ae1232fce7b7b2df..31ba67c7fc73c6785c398205892f3582c4ac41d0 100644
--- a/compiler-rt/lib/hwasan/hwasan_allocator.h
+++ b/compiler-rt/lib/hwasan/hwasan_allocator.h
@@ -74,7 +74,7 @@ struct AP64 {
 #if defined(HWASAN_ALIASING_MODE)
   static const uptr kSpaceSize = 1ULL << kAddressTagShift;
   typedef __sanitizer::DefaultSizeClassMap SizeClassMap;
-#elif SANITIZER_LINUX && !SANITIZER_ANDROID
+#elif SANITIZER_LINUX && !SANITIZER_ANDROID && !SANITIZER_OHOS
   static const uptr kSpaceSize = 0x40000000000ULL;  // 4T.
   typedef __sanitizer::DefaultSizeClassMap SizeClassMap;
 #else