diff --git a/OpenCL/m06600.cl b/OpenCL/m06600.cl
index 997b9f6b0..635c60c48 100644
--- a/OpenCL/m06600.cl
+++ b/OpenCL/m06600.cl
@@ -3,6 +3,8 @@
  * License.....: MIT
  */
 
+#define NEW_SIMD_CODE
+
 #include "inc_vendor.cl"
 #include "inc_hash_constants.h"
 #include "inc_hash_functions.cl"