diff --git a/Eigen/LU b/Eigen/LU
index ce11279b6..9ef9c97ec 100644
--- a/Eigen/LU
+++ b/Eigen/LU
@@ -25,7 +25,10 @@ namespace Eigen {
 #include "src/LU/PartialPivLU.h"
 #include "src/LU/Determinant.h"
 #include "src/LU/Inverse.h"
-#include "src/LU/arch/Inverse_SSE.h"
+
+#if defined EIGEN_VECTORIZE_SSE
+  #include "src/LU/arch/Inverse_SSE.h"
+#endif
 
 } // namespace Eigen