2 files changed, 2 insertions, 1 deletions

diff --git a/README.md b/README.md
index 3296c35..4dda571 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ Installation (Ubuntu)
 Install dependencies, then build with cabal:

 

 ```

-$ sudo apt install libxxf86vm-dev libglfw3-dev libopenal-dev libopenalut-dev

+$ sudo apt install libxxf86vm-dev libxinerama-dev libglfw3-dev libglu1-mesa-dev libopenal-dev libalut-dev

 $ cabal build

 ```

 

diff --git a/Spear/Game.hs b/Spear/Game.hs
index ae986c8..fddefef 100644
--- a/Spear/Game.hs
+++ b/Spear/Game.hs
@@ -32,6 +32,7 @@ module Spear.Game
 )

 where

 

+import           Data.Functor (void)

 import           Control.Monad.Catch

 import           Control.Monad.State.Strict

 import           Control.Monad.Trans.Class    (lift)