diff --git a/src/VecSim/CMakeLists.txt b/src/VecSim/CMakeLists.txt
index 557851018..00ea92143 100644
--- a/src/VecSim/CMakeLists.txt
+++ b/src/VecSim/CMakeLists.txt
@@ -12,10 +12,7 @@ set(HEADER_LIST "${headers}")
 include_directories(../)
 
 set(SVS_CXX_STANDARD 20)
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++20 -march=native -mtune=native")
-set(CMAKE_CXX_FLAGS_DEBUG "-g")
-set(CMAKE_CXX_FLAGS_RELEASE "-O3")
-set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O2 -g")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++20")
 
 add_subdirectory(spaces)