diff --git a/src/game/ObjectGuid.h b/src/game/ObjectGuid.h
index 03e837236..c8d3661ef 100644
--- a/src/game/ObjectGuid.h
+++ b/src/game/ObjectGuid.h
@@ -201,14 +201,17 @@ class MANGOS_DLL_SPEC ObjectGuid
 
 typedef std::set<ObjectGuid> ObjectGuidSet;
 
+//minimum buffer size for packed guid is 9 bytes
+#define PACKED_GUID_MIN_BUFFER_SIZE 9
+
 class PackedGuid
 {
     friend ByteBuffer& operator<< (ByteBuffer& buf, PackedGuid const& guid);
 
     public:                                                 // constructors
-        explicit PackedGuid() { m_packedGuid.appendPackGUID(0); }
-        explicit PackedGuid(uint64 const& guid) { m_packedGuid.appendPackGUID(guid); }
-        explicit PackedGuid(ObjectGuid const& guid) { m_packedGuid.appendPackGUID(guid.GetRawValue()); }
+        explicit PackedGuid() : m_packedGuid(PACKED_GUID_MIN_BUFFER_SIZE) { m_packedGuid.appendPackGUID(0); }
+        explicit PackedGuid(uint64 const& guid) : m_packedGuid(PACKED_GUID_MIN_BUFFER_SIZE) { m_packedGuid.appendPackGUID(guid); }
+        explicit PackedGuid(ObjectGuid const& guid) : m_packedGuid(PACKED_GUID_MIN_BUFFER_SIZE) { m_packedGuid.appendPackGUID(guid.GetRawValue()); }
 
     public:                                                 // modifiers
         void Set(uint64 const& guid) { m_packedGuid.wpos(0); m_packedGuid.appendPackGUID(guid); }
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index 5b784c74f..0bfc39d1f 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 "11332"
+ #define REVISION_NR "11333"
 #endif // __REVISION_NR_H__