diff --git a/CMakeLists.txt b/CMakeLists.txt
index 50a11e8..3a93c83 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -54,6 +54,10 @@ if (TARGET_ARCHITECTURE MATCHES ".*(x86|amd|i686).*")
     endif (CHECK_SSE2 AND SUPPORTS_CFLAG_SSE2 AND SUPPORTS_CFLAG_SSE_MATH)
 endif (TARGET_ARCHITECTURE MATCHES ".*(x86|amd|i686).*")
 
+if (MSVC)
+    add_compile_options(-D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_DEPRECATE)
+endif (MSVC)
+
 configure_file(
 	uchardet.pc.in
 	uchardet.pc