diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6572ef0..e572985 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -37,7 +37,7 @@ endif()
 
 set(MONERO_HEAD "2ab81abe7bea16f0f6da55da3b212f9ffbca8dcd")
 set(BUILD_GUI_DEPS ON)
-option(ARCH "Target architecture" "x86-64")
+option(ARCH "Target architecture" "native")
 set(BUILD_64 ON)
 set(USE_SINGLE_BUILDDIR ON)
 
diff --git a/Makefile b/Makefile
index 91bcc9a..1d5fa93 100644
--- a/Makefile
+++ b/Makefile
@@ -88,7 +88,7 @@ mac-release:
 	mkdir -p build && \
 	cd build && \
 	cmake \
-	    -DARCH=x86-64 \
+	    -DARCH=native \
         -D BUILD_TAG="mac-x64" \
 		-D CMAKE_BUILD_TYPE=Release \
 		-D STATIC=Off \