diff --git a/algorithm.c b/algorithm.c
index 6ea4b350..2e224152 100644
--- a/algorithm.c
+++ b/algorithm.c
@@ -218,10 +218,10 @@ static cl_int queue_lyra2RE_kernel(struct __clState *clState, struct _dev_blk_ct
 	cl_kernel *kernel;
 	unsigned int num;
 	cl_int status = 0;
-	cl_uint le_target;
+	cl_ulong le_target;
 
-	le_target = *(cl_uint *)(blk->work->device_target + 28);
-//	le_target = *(cl_ulong *)(blk->work->device_target + 24);
+//	le_target = *(cl_uint *)(blk->work->device_target + 28);
+	le_target = *(cl_ulong *)(blk->work->device_target + 24);
 	flip80(clState->cldata, blk->work->data);
 	status = clEnqueueWriteBuffer(clState->commandQueue, clState->CLbuffer0, true, 0, 80, clState->cldata, 0, NULL, NULL);
 
@@ -753,7 +753,7 @@ static algorithm_settings_t algos[] = {
 
   { "fresh", ALGO_FRESH, "", 1, 256, 256, 0, 0, 0xFF, 0xFFFFULL, 0x0000ffffUL, 4, 4 * 16 * 4194304, 0, fresh_regenhash, queue_fresh_kernel, gen_hash, NULL},
 
-  { "Lyra2RE", ALGO_LYRA2RE, "", 1, 128, 128, 0, 0, 0xFF, 0xFFFFULL, 0x0000ffffUL, 4,2 * 8 * 4194304 , 0, lyra2re_regenhash, queue_lyra2RE_kernel, gen_hash, NULL},
+  { "Lyra2RE", ALGO_LYRA2RE, "", 1, 256, 256, 0, 0, 0xFF, 0xFFFFULL, 0x0000ffffUL, 4,2 * 8 * 4194304 , 0, lyra2re_regenhash, queue_lyra2RE_kernel, gen_hash, NULL},
 
   // kernels starting from this will have difficulty calculated by using fuguecoin algorithm
 #define A_FUGUE(a, b, c) \