diff --git a/Include/pyport.h b/Include/pyport.h
index 6fe3f0b..8c8b0f7 100644
--- a/Include/pyport.h
+++ b/Include/pyport.h
@@ -61,6 +61,9 @@
 #ifdef HAVE_LONG_LONG
 #ifndef PY_LONG_LONG
 #define PY_LONG_LONG long long
+#define PY_LLONG_MIN LLONG_MIN
+#define PY_LLONG_MAX LLONG_MAX
+#define PY_ULLONG_MAX ULLONG_MAX
 #endif
 #endif /* HAVE_LONG_LONG */