diff --git a/kagen/sampling/rng/dSFMT.cpp b/kagen/sampling/rng/dSFMT.cpp
index 62c155f..e276e8e 100644
--- a/kagen/sampling/rng/dSFMT.cpp
+++ b/kagen/sampling/rng/dSFMT.cpp
@@ -69,9 +69,9 @@ static void        period_certification(dsfmt_t* dsfmt);
 
 #if defined(SAMPLING_HAVE_SSE2)
 /** 1 in 64bit for sse2 */
-static const union X128I_T sse2_int_one = {{1, 1}};
+[[maybe_unused]] static const union X128I_T sse2_int_one = {{1, 1}};
 /** 2.0 double for sse2 */
-static const union X128D_T sse2_double_two = {{2.0, 2.0}};
+[[maybe_unused]] static const union X128D_T sse2_double_two = {{2.0, 2.0}};
 /** -1.0 double for sse2 */
 static const union X128D_T sse2_double_m_one = {{-1.0, -1.0}};
 #endif
diff --git a/kagen/sampling/rng/dSFMT.hpp b/kagen/sampling/rng/dSFMT.hpp
index 162b14b..075448f 100644
--- a/kagen/sampling/rng/dSFMT.hpp
+++ b/kagen/sampling/rng/dSFMT.hpp
@@ -53,15 +53,16 @@
 
 #pragma once
 
+#include "kagen/sampling/config.hpp"
 #include "kagen/tlx/attribute_always_inline.hpp"
 #include "kagen/tlx/likely.hpp"
 
+#include <inttypes.h>
+
 #include <cassert>
 #include <cmath>
 #include <limits>
 #include <vector>
-
-#include <inttypes.h>
 #if defined(HAVE_ALTIVEC) && !defined(__APPLE__)
     #include <altivec.h>
 #elif defined(SAMPLING_HAVE_SSE2)
@@ -184,7 +185,7 @@ union W128_T {
 typedef union W128_T w128_t;
 
 /** the 128-bit internal state array */
-struct alignas(sizeof(w128_t)) DSFMT_T {
+struct DSFMT_T {
     w128_t status[DSFMT_N + 1];
     int    idx;
 };