diff --git a/Main.hs b/Main.hs
index e2edeed..b13cd4c 100644
--- a/Main.hs
+++ b/Main.hs
@@ -7,7 +7,12 @@ import Graphics.Gloss
 import Graphics.GlossUtils (playYampa)
 
 space :: ToroidalSpace Bool
-space = tabulate (\(x,y) -> (x + y `mod` 5) * 10 + x - y > 30)
+space = tabulate (\(x, y) -> (x + y `mod` 5) * 10 + x - y > 30)
 
 main :: IO ()
-main = playYampa (InWindow "a" (200, 200) (10, 10)) black 30 (run space)
\ No newline at end of file
+main =
+  playYampa
+    (InWindow "Conway's Game of Life" (200, 200) (10, 10))
+    black
+    30
+    (run space)
\ No newline at end of file
diff --git a/conways-game-of-life.cabal b/conways-game-of-life.cabal
index d15a9fb..3cc53a9 100644
--- a/conways-game-of-life.cabal
+++ b/conways-game-of-life.cabal
@@ -6,6 +6,16 @@ license:        MIT
 build-type:     Simple
 cabal-version:  >= 1.8
 
+library
+  build-depends:    base,
+                    vector,
+                    comonad,
+                    distributive,
+                    adjunctions
+  exposed-modules:  GOL.Rule,
+                    GOL.Space,
+                    GOL.Engine
+
 executable gol
   main-is:        Main.hs
   other-modules:  GOL.Rule,