diff --git a/CMakeLists.txt b/CMakeLists.txt
index c8a7a61..02917e2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,7 +7,6 @@ set(LIBS -pthread )
 add_executable(${PROJECT_NAME} ${SRC_FILES})
 
 target_link_libraries( ${PROJECT_NAME} ${LIBS})
-set_target_properties( ${PROJECT_NAME} PROPERTIES COMPILE_FLAGS -m64 LINK_FLAGS -m64)
 add_definitions(" -std=c++11 -Wall -O2 -g")
 
 install(TARGETS serialmultiplexer RUNTIME DESTINATION bin)