diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0eaf39db3e..bb416fa47c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -162,11 +162,6 @@ if(MSVC)
   add_compile_options(/bigobj)
 endif()
 
-if(CMAKE_BUILD_TYPE MATCHES Debug AND WINDOWS)
-  add_definitions(-D_ITERATOR_DEBUG_LEVEL=0 -D_SECURE_SCL=0
-                  -D_HAS_ITERATOR_DEBUGGING=0)
-endif()
-
 if(CMAKE_BUILD_TYPE MATCHES Debug AND UNIX)
   target_compile_options(LIB_LIEF PRIVATE -g -O0)
 endif()