diff --git a/blake32.cu b/blake32.cu
index e0e6814..8be5205 100644
--- a/blake32.cu
+++ b/blake32.cu
@@ -47,9 +47,16 @@ static uint32_t *d_resNounce[8];
 static uint32_t *h_resNounce[8];
 
 __constant__
-static uint32_t __align__(32) c_sigma[16][16];
+#ifdef WIN32
+/* what the fuck ! */
+static uint8_t c_sigma[16][16];
+const uint8_t host_sigma[16][16] =
+#else
 /* prefer uint32_t to prevent size conversions = speed +5/10 % */
-const uint32_t host_sigma[16][16] = {
+static uint32_t __align__(32) c_sigma[16][16];
+const uint32_t host_sigma[16][16]
+#endif
+= {
 	{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
 	{14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3 },
 	{11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4 },