diff --git a/src/os/win32/ngx_win32_config.h b/src/os/win32/ngx_win32_config.h
index 112fb412a..eb3a95a3d 100644
--- a/src/os/win32/ngx_win32_config.h
+++ b/src/os/win32/ngx_win32_config.h
@@ -18,6 +18,7 @@
 
 /* enable getenv() and gmtime() in msvc8 */
 #define _CRT_SECURE_NO_WARNINGS
+#define _CRT_SECURE_NO_DEPRECATE
 
 /*
  * we need to include <windows.h> explicitly before <winsock2.h> because