diff --git a/src/stdafx.h b/src/stdafx.h
index dcd0d4a6ad..b961622663 100644
--- a/src/stdafx.h
+++ b/src/stdafx.h
@@ -251,6 +251,7 @@
 
 		/* XXX - WinCE without MSVCRT doesn't support wfopen, so it seems */
 		#if !defined(WINCE)
+			namespace std { using ::_tfopen; }
 			#define fopen(file, mode) _tfopen(OTTD2FS(file), _T(mode))
 			#define unlink(file) _tunlink(OTTD2FS(file))
 		#endif /* WINCE */