diff --git a/makefile b/makefile
index a295547..c3c2381 100644
--- a/makefile
+++ b/makefile
@@ -42,6 +42,7 @@ CUDA_ARCH = sm_75
 clean:
 	rm -f sha1_tests
 	rm -f sha1_cuda_test sha1_cuda_kernel.cubin
+	rm -f coin_miner_cpu coin_miner_simd coin_miner_cuda
 	rm -f a.out
 
 
@@ -63,4 +64,15 @@ sha1_cuda_test:	aad_sha1_cuda_test.c sha1_cuda_kernel.cubin aad_sha1.h aad_data_
 sha1_cuda_kernel.cubin:			aad_sha1_cuda_kernel.cu aad_sha1.h makefile
 	nvcc -arch=$(CUDA_ARCH) --compiler-options -O2,-Wall -I$(CUDA_DIR)/include --cubin $< -o $@
 
-all: sha1_tests sha1_cuda_test sha1_cuda_kernel.cubin
+#
+# DETI coin miners
+#
+
+coin_miner_cpu:	aad_coin_miner_cpu.c aad_data_types.h aad_utilities.h aad_sha1.h aad_sha1_cpu.h aad_vault.h makefile
+	cc -march=native -Wall -Wshadow -Werror -O3 $< -o $@
+
+coin_miner_simd:	aad_coin_miner_simd.c aad_data_types.h aad_utilities.h aad_sha1.h aad_sha1_cpu.h aad_vault.h makefile
+	cc -march=native -mavx2 -Wall -Wshadow -Werror -O3 $< -o $@
+
+
+all: sha1_tests sha1_cuda_test sha1_cuda_kernel.cubin coin_miner_cpu coin_miner_simd
diff --git a/sha1_cuda_kernel.cubin b/sha1_cuda_kernel.cubin
deleted file mode 100644
index 957c529..0000000
Binary files a/sha1_cuda_kernel.cubin and /dev/null differ
diff --git a/sha1_tests b/sha1_tests
deleted file mode 100755
index b3ee06c..0000000
Binary files a/sha1_tests and /dev/null differ