diff --git a/CMakeLists.txt b/CMakeLists.txt
index 569cb32..80e9132 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,6 +13,10 @@ if(NOT CMAKE_BUILD_TYPE)
         set(CMAKE_BUILD_TYPE Debug)
 endif()
 
+if(CMAKE_BUILD_TYPE MATCHES Debug)
+        set(TWN_SANITIZE ON)
+endif()
+
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
 set(TWN_TARGET townengine CACHE INTERNAL "")