diff --git a/headers/os/interface/Window.h b/headers/os/interface/Window.h
index cc03c338dd..ff4ad7fedb 100644
--- a/headers/os/interface/Window.h
+++ b/headers/os/interface/Window.h
@@ -168,8 +168,7 @@ public:
 			void			ResizeBy(float dx, float dy);
 			void			ResizeTo(float width, float height);
 
-			void 			CenterIn(BRect* rect);
-			void 			CenterIn(BRect rect);
+			void 			CenterIn(const BRect& rect);
 			void 			CenterOnScreen();
 
 	virtual	void			Show();
diff --git a/src/kits/interface/Window.cpp b/src/kits/interface/Window.cpp
index 7e7cf7f751..b646c37cbd 100644
--- a/src/kits/interface/Window.cpp
+++ b/src/kits/interface/Window.cpp
@@ -2458,7 +2458,7 @@ BWindow::ResizeTo(float width, float height)
 
 
 void
-BWindow::CenterIn(BRect rect)
+BWindow::CenterIn(const BRect& rect)
 {
 	// Force layout resizing if needed
 	if (GetLayout() != NULL) {
@@ -2472,13 +2472,6 @@ BWindow::CenterIn(BRect rect)
 }
 
 
-void
-BWindow::CenterIn(BRect* rect)
-{
-	CenterIn(*rect);
-}
-
-
 void
 BWindow::CenterOnScreen()
 {