diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0fe7fb6..bc7e476 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,5 +10,13 @@ find_package(OpenMP)
 
 option(USE_OPENMP "Compile with OpenMP support" ON)
 
+set(CMAKE_CXX_FLAGS_GENERICOPT "-O3 -march=native" CACHE STRING
+ "Flags used by the C++ compiler during opt builds."
+  FORCE)
+
+set(CMAKE_BUILD_TYPE "${CMAKE_BUILD_TYPE}" CACHE STRING
+  "Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel GenericOpt."
+  FORCE)
+
 add_subdirectory(app)
 add_subdirectory(src)