diff --git a/src/engine/helper/CMakeLists.txt b/src/engine/helper/CMakeLists.txt
index cb6150c0..1dffbb22 100644
--- a/src/engine/helper/CMakeLists.txt
+++ b/src/engine/helper/CMakeLists.txt
@@ -8,3 +8,4 @@ file(GLOB HELPER_LIB_SOURCES "*.cpp" "*.h")
 
 add_library(helper_lib ${HELPER_LIB_SOURCES})
 target_include_directories(helper_lib PRIVATE ../../libs/ ../../engine ../)
+target_compile_definitions(helper_lib PRIVATE -D_CRT_SECURE_NO_WARNINGS)