diff --git a/Algo256/blake2s.cu b/Algo256/blake2s.cu
index 53cd86e..0b4bbe0 100644
--- a/Algo256/blake2s.cu
+++ b/Algo256/blake2s.cu
@@ -531,7 +531,7 @@ extern "C" int scanhash_blake2s(int thr_id, struct work *work, uint32_t max_nonc
 				}
 				pdata[19] = max(work->nonces[0], work->nonces[1]); // next scan start
 				return rc;
-			} else if (vhashcpu[6] > ptarget[6]) {
+			} else if (vhashcpu[7] > ptarget[7]) {
 				gpu_increment_reject(thr_id);
 				if (!opt_quiet)
 					gpulog(LOG_WARNING, thr_id, "result for %08x does not validate on CPU!", resNonces[0]);
diff --git a/Algo256/cuda_blake256.cu b/Algo256/cuda_blake256.cu
index c3326e6..60e8fd0 100644
--- a/Algo256/cuda_blake256.cu
+++ b/Algo256/cuda_blake256.cu
@@ -242,6 +242,7 @@ void blake256_cpu_setBlock_80(uint32_t *pdata)
 __host__
 void blake256_cpu_init(int thr_id, uint32_t threads)
 {
+	cuda_get_arch(thr_id);
 	cudaMemcpyToSymbol(u256, c_u256, sizeof(c_u256), 0, cudaMemcpyHostToDevice);
 	cudaMemcpyToSymbol(sigma, c_sigma, sizeof(c_sigma), 0, cudaMemcpyHostToDevice);
 }
diff --git a/neoscrypt/cuda_neoscrypt.cu b/neoscrypt/cuda_neoscrypt.cu
index dcea61f..eb25ad0 100644
--- a/neoscrypt/cuda_neoscrypt.cu
+++ b/neoscrypt/cuda_neoscrypt.cu
@@ -1471,6 +1471,8 @@ static __thread uint32_t *Trans3 = NULL; // 2 streams
 __host__
 void neoscrypt_init(int thr_id, uint32_t threads)
 {
+	cuda_get_arch(thr_id);
+
 	CUDA_SAFE_CALL(cudaMalloc(&d_NNonce[thr_id], 2 * sizeof(uint32_t)));
 	CUDA_SAFE_CALL(cudaMalloc(&hash1, 32 * 128 * sizeof(uint64_t) * min(8192, threads)));
 	CUDA_SAFE_CALL(cudaMalloc(&Trans1, 32 * sizeof(uint64_t) * threads));