diff --git a/CMakeLists.txt b/CMakeLists.txt
index f5f4448..5e5cc7e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -87,6 +87,10 @@ if(CAPSTONE_BUILD_STATIC_RUNTIME)
     set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
 endif()
 
+if(WIN32)
+    add_compile_definitions(_CRT_SECURE_NO_WARNINGS)
+endif()
+
 ## sources
 set(SOURCES_ENGINE
     cs.c