diff --git a/src/INTEL/intel_preprocess.h b/src/INTEL/intel_preprocess.h
index 23f137f51d..a3c961f436 100644
--- a/src/INTEL/intel_preprocess.h
+++ b/src/INTEL/intel_preprocess.h
@@ -134,6 +134,9 @@ enum {TIME_PACK, TIME_HOST_NEIGHBOR, TIME_HOST_PAIR, TIME_OFFLOAD_NEIGHBOR,
 #undef INTEL_VECTOR_WIDTH
 #define INTEL_VECTOR_WIDTH 1
 #define INTEL_COMPILE_WIDTH 1
+#if defined(__AVX512F__) && !defined(INTEL_VMASK)
+#define INTEL_VMASK 1
+#endif
 
 #endif