diff --git a/CMakeLists.txt b/CMakeLists.txt
index 07d00e5b..15a30fb2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -236,11 +236,6 @@ include (TargetArch)
 target_architecture (DETECTED_ARCH)
 message (STATUS "Target arch is ${DETECTED_ARCH}")
 
-#-march=native for ARM when not defined/forced
-if (DETECTED_ARCH MATCHES "arm.*" AND NOT CMAKE_CXX_FLAGS MATCHES "-march")
-  set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")
-endif()
-
 # enable c++11 standards support unconditionally
 include(CheckCXXCompilerFlag)
 if (CMAKE_VERSION VERSION_LESS "3.1")