diff --git a/manual/graphics/line_width.rb b/manual/graphics/line_width.rb
index 15fe790e9..65c85b9e6 100644
--- a/manual/graphics/line_width.rb
+++ b/manual/graphics/line_width.rb
@@ -19,7 +19,7 @@
     case i
     when 0 then line_width = 10 # This call will have no effect
     when 1 then self.line_width = 10
-    when 2 then self.line_width = 25
+    when 2 then line_width 25   # Consistancy practice
     end
 
     stroke do