diff --git a/Modules/timemodule.c b/Modules/timemodule.c
index d524ac5..d8db409 100644
--- a/Modules/timemodule.c
+++ b/Modules/timemodule.c
@@ -540,7 +540,7 @@
 	fmt = PyBytes_AS_STRING(format);
 #endif
 
-#ifdef MS_WINDOWS
+#if defined(MS_WINDOWS) && defined(HAVE_WCSFTIME)
 	/* check that the format string contains only valid directives */
 	for(outbuf = wcschr(fmt, L'%');
 		outbuf != NULL;
diff --git a/PC/pyconfig.h b/PC/pyconfig.h
index d76846f..3c3c6f4 100644
--- a/PC/pyconfig.h
+++ b/PC/pyconfig.h
@@ -638,7 +638,9 @@
 /* #undef HAVE_WAITPID */
 
 /* Define to 1 if you have the `wcsftime' function. */
+#if defined(_MSC_VER) && _MSC_VER >= 1310
 #define HAVE_WCSFTIME 1
+#endif
 
 /* Define to 1 if you have the `wcscoll' function. */
 #ifndef MS_WINCE