diff --git a/include/libtorrent/config.hpp b/include/libtorrent/config.hpp
index ec9f50ff4..6c5eb012d 100644
--- a/include/libtorrent/config.hpp
+++ b/include/libtorrent/config.hpp
@@ -50,6 +50,7 @@ POSSIBILITY OF SUCH DAMAGE.
 #endif
 
 #if !defined _MSC_VER || _MSC_VER >= 1600
+#define __STDC_LIMIT_MACROS 1
 #include <stdint.h> // for INT64_MAX
 #else
 #if !defined INT64_MAX