diff --git a/Makefile b/Makefile
index 5f6f6e2d..560160b2 100644
--- a/Makefile
+++ b/Makefile
@@ -2,6 +2,7 @@ GPU=0
 CUDNN=0
 OPENCV=0
 OPENMP=0
+NATIVECPU=0
 DEBUG=0
 
 ARCH= -gencode arch=compute_30,code=sm_30 \
@@ -32,6 +33,10 @@ ifeq ($(OPENMP), 1)
 CFLAGS+= -fopenmp
 endif
 
+ifeq ($(NATIVECPU), 1)
+CFLAGS+= -march=native
+endif
+
 ifeq ($(DEBUG), 1) 
 OPTS=-O0 -g
 endif