diff --git a/headers/private/interface/WidthBuffer.h b/headers/private/interface/WidthBuffer.h
index 0c1ea6197c..db111e83c2 100644
--- a/headers/private/interface/WidthBuffer.h
+++ b/headers/private/interface/WidthBuffer.h
@@ -1,10 +1,8 @@
 #ifndef __WIDTHBUFFER_H
 #define __WIDTHBUFFER_H
 
-#include "TextGapBuffer.h"
 #include "TextViewSupportBuffer.h"
 
-
 struct _width_table_ {
 #if B_BEOS_VERSION_DANO
 	BFont font;				// corresponding font
@@ -17,7 +15,7 @@ struct _width_table_ {
 	void *widths;			// width table	
 };
 
-
+class _BTextGapBuffer_;
 class _BWidthBuffer_ : public _BTextViewSupportBuffer_<_width_table_> {
 public:
 	_BWidthBuffer_();