1 files changed, 3 insertions, 3 deletions

diff --git a/shelf.hs b/shelf.hs
index 8389d63..9544acf 100755
--- a/shelf.hs
+++ b/shelf.hs
@@ -40,8 +40,8 @@ numShelves = length shelves
 numHorizontals = numShelves + 1
 availableSpace = boardLength - kickerHeight - (toRational numHorizontals) * boardThickness
 
-shelves :: [Rational]
-shelves = map (* availableSpace) [2%9, 2%9, 2%9, 1%6, 1%6]
+shelves :: [Inches]
+shelves = map (* availableSpace) $ map (% 18) [4, 4, 4, 3, 3]
 
 positions, positions' :: [Inches]
 positions = map sum $ (tail . inits) $ concatMap (: [boardThickness]) $ kickerHeight : shelves
@@ -50,7 +50,7 @@ positions' = map (boardLength -) positions
 
 main :: IO ()
 main = do
-  void $ return $ assert $ sum shelves == 1
+  return $ assert $ sum shelves == 1
   mapM_ putStrLn $ formatFeet <$> positions
   putStrLn ""
   mapM_ putStrLn $ formatFeet <$> positions'