diff --git a/Packages/Number_types/version b/Packages/Number_types/version
index 27681a62f04..b9c9194a258 100644
--- a/Packages/Number_types/version
+++ b/Packages/Number_types/version
@@ -1 +1 @@
-4.27 (06 Jul 2001)
+4.28 (18 Jul 2001)