diff --git a/CMakeLists.txt b/CMakeLists.txt
index e4dc722d184d7d925ba93f61edc0a181020d447e..6c696d2e65e1dc613b3a0a51647def3854d4799e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,12 +1,19 @@
-cmake_minimum_required(VERSION 3.5.0)
+cmake_minimum_required(VERSION 3.8.0)
 project(stl_debug VERSION 0.1.0 LANGUAGES C CXX)
 
 set(CMAKE_CXX_STANDARD 17)
 
-set(CMAKE_BUILD_TYPE "Debug")
+
+SET(CMAKE_CXX_FLAGS_ASAN "${CMAKE_CXX_FLAGS_DEBUG} -fsanitize=undefined -fsanitize=address")
+
+if(CMAKE_BUILD_TYPE STREQUAL "")
+    set(CMAKE_BUILD_TYPE "Debug")
+endif()
 
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
+message(STATUS "BUILD TYPE : ${CMAKE_BUILD_TYPE}")
+
 INCLUDE_DIRECTORIES(
     include
 )