diff --git a/gui-doc/scribblings/gui/canvas-class.scrbl b/gui-doc/scribblings/gui/canvas-class.scrbl
index be8746ba..26124e2a 100644
--- a/gui-doc/scribblings/gui/canvas-class.scrbl
+++ b/gui-doc/scribblings/gui/canvas-class.scrbl
@@ -105,7 +105,7 @@ The @racket[gl-config] argument determines properties of an OpenGL
 Returns the canvas's drawing-area dimensions in OpenGL units for a
 @racket[canvas%] instance with the @racket['gl] style.
 
-The result is the same as @method[canvas<%> get-unscaled-client-size]
+The result is the same as @method[canvas<%> get-scaled-client-size]
 in a canvas without the @racket['gl] style or on Windows and Unix. On
 Mac OS X, the result can be the same as @method[window<%>
 get-client-size] if the @racket[gl-config%] specification provided on