diff --git a/Point_set_processing_3/examples/Point_set_processing_3/CMakeLists.txt b/Point_set_processing_3/examples/Point_set_processing_3/CMakeLists.txt
index dbbfd1efe86..85e72510b3b 100644
--- a/Point_set_processing_3/examples/Point_set_processing_3/CMakeLists.txt
+++ b/Point_set_processing_3/examples/Point_set_processing_3/CMakeLists.txt
@@ -8,9 +8,6 @@ find_package(CGAL REQUIRED)
 
 # VisualC++ optimization for applications dealing with large data
 if(MSVC)
-  # Quit warning in the lasreader
-  add_definitions(-D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS)
-
   if(CMAKE_SIZEOF_VOID_P EQUAL 4)
     # Allow Windows 32bit applications to use up to 3GB of RAM
     set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /LARGEADDRESSAWARE")
@@ -63,6 +60,10 @@ if(NOT MSVC_VERSION OR MSVC_VERSION GREATER_EQUAL 1919 OR MSVC_VERSION LESS 1910
     create_single_source_cgal_program("write_las_example.cpp")
     target_link_libraries(read_las_example PRIVATE ${CGAL_libs} CGAL::LASLIB_support)
     target_link_libraries(write_las_example PRIVATE ${CGAL_libs} CGAL::LASLIB_support)
+
+    target_compile_definitions(read_las_example  PRIVATE -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS)
+    target_compile_definitions(write_las_example  PRIVATE -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS)
+
   else()
     message(STATUS "NOTICE : the LAS reader test requires LASlib and will not be compiled.")
   endif()