diff --git a/programs/fileio.c b/programs/fileio.c
index 2ab017a5..bd51972a 100644
--- a/programs/fileio.c
+++ b/programs/fileio.c
@@ -149,7 +149,7 @@ const char* g_artefact = NULL;
 void INThandler(int sig)
 {
     assert(sig==SIGINT); (void)sig;
-#if !(defined(_MSC_VER) && (_MSC_VER <= 1600 /* visual studio 2010 */))
+#if !(defined(_MSC_VER) && (_MSC_VER < 1700 /* < visual studio 2012 */))
     signal(sig, SIG_IGN);  /* this invocation generates a buggy warning in Visual Studio up to 2010 */
 #endif
     if (g_artefact) remove(g_artefact);