diff --git a/Makefile b/Makefile
index 77c82306d54372b2405ec98a8d89e8e000bcd537..d69c100b4f767fb30d7d9c52f8228f6e4ed834e8 100644
--- a/Makefile
+++ b/Makefile
@@ -19,8 +19,8 @@ else ifeq ($(GPU), NVIDIA)
   LDFLAGS_blas =  -lcublas
   LDFLAGS_fftw =  -lcufft
   INCLUDE= -I/usr/lib/x86_64-linux-gnu/openmpi/include/
-  CFLAGS = ${INCLUDE} --compile -O3 -pg -Xcompiler -fopenmp -DCUDA
-  CUDAFLAGS = --Werror cross-execution-space-call --Wno-deprecated-gpu-targets
+  CFLAGS = ${INCLUDE}  -arch sm_70 --compile -O3 -pg -Xcompiler -fopenmp -DCUDA
+  CUDAFLAGS = -arch sm_70  --Werror cross-execution-space-call --Wno-deprecated-gpu-targets
 else
   unknown_HW:
 endif