diff --git a/rtengine/LUT.h b/rtengine/LUT.h
index abc2b0bde..a55c5f5bd 100644
--- a/rtengine/LUT.h
+++ b/rtengine/LUT.h
@@ -102,9 +102,9 @@ protected:
 private:
     unsigned int owner;
 #ifdef __SSE2__
-    vfloat maxsv ALIGNED16;
-    vfloat sizev ALIGNED16;
-    vint sizeiv ALIGNED16;
+    alignas(16) vfloat maxsv;
+    alignas(16) vfloat sizev;
+    alignas(16) vint sizeiv;
 #endif
 public:
     /// convenience flag! If one doesn't want to delete the buffer but want to flag it to be recomputed...