diff --git a/src/game/InstanceData.h b/src/game/InstanceData.h
index 1008064ef..7d52f3f51 100644
--- a/src/game/InstanceData.h
+++ b/src/game/InstanceData.h
@@ -82,6 +82,10 @@ class MANGOS_DLL_SPEC InstanceData
         virtual uint64 GetData64(uint32 /*Data*/) { return 0; }
         virtual void SetData64(uint32 /*Data*/, uint64 /*Value*/) { }
 
+        //Guid data storage (wrapper for set/get from uint64 storage
+        ObjectGuid GetGuid(uint32 dataIdx) { return ObjectGuid(GetData64(dataIdx)); }
+        void SetGuid(uint32 dataIdx, ObjectGuid value) { SetData64(dataIdx, value.GetRawValue()); }
+
         //All-purpose data storage 32 bit
         virtual uint32 GetData(uint32 /*Type*/) { return 0; }
         virtual void SetData(uint32 /*Type*/, uint32 /*Data*/) {}
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index 8e3a98e8e..999a62f43 100644
--- a/src/shared/revision_nr.h
+++ b/src/shared/revision_nr.h
@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "11474"
+ #define REVISION_NR "11475"
 #endif // __REVISION_NR_H__