diff --git a/gdk/Drawable.custom b/gdk/Drawable.custom
index 01744c3af..66e8c7618 100644
--- a/gdk/Drawable.custom
+++ b/gdk/Drawable.custom
@@ -9,9 +9,9 @@
 /// <remarks> Returns the size of the Drawble </remarks>
 public System.Drawing.Size Size {
     get {
-        int x, y;
-        GetSize(ref x, ref y);
-        return new System.Drawing.Size(x, y);
+	    int x, y;
+	    GetSize (out x, out y);
+	    return new System.Drawing.Size (x, y);
     }
 }