diff --git a/libsharp/sharp_vecutil.h b/libsharp/sharp_vecutil.h
index e872bb3..29485f7 100644
--- a/libsharp/sharp_vecutil.h
+++ b/libsharp/sharp_vecutil.h
@@ -34,7 +34,7 @@
 
 #ifndef VLEN
 
-#if (defined (__MIC__) || defined(__AVX512F__))
+#if (defined(__AVX512F__))
 #define VLEN 8
 #elif (defined (__AVX__))
 #define VLEN 4