diff --git a/Source/Framework/Constants/MapConst.cs b/Source/Framework/Constants/MapConst.cs
index 91b4fca75..43c657960 100644
--- a/Source/Framework/Constants/MapConst.cs
+++ b/Source/Framework/Constants/MapConst.cs
@@ -66,9 +66,9 @@ namespace Framework.Constants
         public const uint MapLiquidMagic = 0x51494C4D; //"MLIQ";
 
         public const uint mmapMagic = 0x4D4D4150; // 'MMAP'
-        public const int mmapVersion = 14;
+        public const int mmapVersion = 15;
 
-        public const string VMapMagic = "VMAP_4.A";
+        public const string VMapMagic = "VMAP_4.B";
         public const float VMAPInvalidHeightValue = -200000.0f;
     }