diff --git a/frameworks/blueprint/stylesheets/blueprint/modules/_debug.sass b/frameworks/blueprint/stylesheets/blueprint/modules/_debug.sass
index 1bbeebf8..8a4b5bc8 100644
--- a/frameworks/blueprint/stylesheets/blueprint/modules/_debug.sass
+++ b/frameworks/blueprint/stylesheets/blueprint/modules/_debug.sass
@@ -1,7 +1,7 @@
-=showgrid(!image = "images/grid.png")
-  :background= url(!image)
+=showgrid(!image = "grid.png")
+  :background= image_url(!image)
 
-=blueprint-debug(!grid_image = "images/grid.png")
+=blueprint-debug(!grid_image = "grid.png")
   // Use this class on any column or container to see the grid.
   // TODO: prefix this with the project path.
   .showgrid