diff --git a/code/nel/include/nel/misc/object_vector.h b/code/nel/include/nel/misc/object_vector.h
index a544a62b5..ea9be81e2 100644
--- a/code/nel/include/nel/misc/object_vector.h
+++ b/code/nel/include/nel/misc/object_vector.h
@@ -29,6 +29,12 @@
 # endif // NLMISC_HEAP_ALLOCATION_NDEBUG
 #endif // NL_USE_DEFAULT_MEMORY_MANAGER
 
+#ifndef NL_OV_USE_NEW_ALLOCATOR
+# ifdef NL_HAS_SSE2
+#  define NL_OV_USE_NEW_ALLOCATOR
+# endif // NL_HAS_SSE2
+#endif // NL_OV_USE_NEW_ALLOCATOR
+
 namespace NLMISC {