diff --git a/libs/canvas/canvas.cc b/libs/canvas/canvas.cc
index 100cf7eeaa..07f52b0412 100644
--- a/libs/canvas/canvas.cc
+++ b/libs/canvas/canvas.cc
@@ -851,7 +851,7 @@ GtkCanvas::unfocus (Item* item)
 	}
 }
 
-/** @return The visible area of the canvas, in canvas coordinates */
+/** @return The visible area of the canvas, in window coordinates */
 Rect
 GtkCanvas::visible_area () const
 {