diff --git a/inc/hgl/graph/BufferData.h b/inc/hgl/graph/BufferData.h
index 016344db..1175a8e8 100644
--- a/inc/hgl/graph/BufferData.h
+++ b/inc/hgl/graph/BufferData.h
@@ -27,7 +27,6 @@ namespace hgl
 
         protected:
 
-            friend BufferData *CreateBufferData(const GLenum &dt,const uint &dbytes,const uint &dcm,const GLsizeiptr &count);
             friend BufferData *CreateBufferData(void *data,const GLenum &dt,const uint &dbytes,const uint &dcm,const GLsizeiptr &count);
 
             BufferData(const GLenum &dt,const uint &dbytes,const uint &dcm,const GLsizeiptr &count,char *data)
diff --git a/src/RenderDriver/BufferData.cpp b/src/RenderDriver/BufferData.cpp
index b78e1352..f9eb5b04 100644
--- a/src/RenderDriver/BufferData.cpp
+++ b/src/RenderDriver/BufferData.cpp
@@ -6,6 +6,7 @@ namespace hgl
     {
         class BufferDataSelfAlloc:public BufferData
         {
+            friend BufferData *CreateBufferData(const GLenum &dt,const uint &dbytes,const uint &dcm,const GLsizeiptr &count);
         public:
 
             using BufferData::BufferData;