diff --git a/lyra2/cuda_lyra2v2.cu b/lyra2/cuda_lyra2v2.cu
index c3f89e6..df3291c 100644
--- a/lyra2/cuda_lyra2v2.cu
+++ b/lyra2/cuda_lyra2v2.cu
@@ -14,6 +14,8 @@
 #define __CUDA_ARCH__ 500
 #endif
 
+#define TPB 32
+
 #if __CUDA_ARCH__ >= 500
 
 #include "cuda_lyra2_vectors.h"
@@ -22,8 +24,6 @@
 #define Ncol 4
 #define memshift 3
 
-#define TPB 32
-
 __device__ uint2x4 *DMatrix;
 
 __device__ __forceinline__ uint2 LD4S(const int index)