diff --git a/haskelloids.cabal b/haskelloids.cabal
index aec1e0e..6a72335 100644
--- a/haskelloids.cabal
+++ b/haskelloids.cabal
@@ -70,6 +70,7 @@ executable haskelloids
                      , affection <= 0.0.0.7
                      , sdl2 >= 2.1.3.1
                      , OpenGL
+
                      , containers
                      , random
                      , linear