diff --git a/arion-compose.cabal b/arion-compose.cabal
index 26d04c7..df6acb3 100644
--- a/arion-compose.cabal
+++ b/arion-compose.cabal
@@ -36,7 +36,7 @@ common common
                    , process
                    , temporary
                    , text
-                   , protolude
+                   , protolude >= 0.2
                    , unix
   ghc-options:     -Wall
 
diff --git a/src/haskell/exe/Main.hs b/src/haskell/exe/Main.hs
index 6f806c6..eeb6731 100644
--- a/src/haskell/exe/Main.hs
+++ b/src/haskell/exe/Main.hs
@@ -17,8 +17,6 @@ import Control.Monad.Fail
 import qualified Data.Text as T
 import qualified Data.Text.IO as T
 
-import Data.List.NonEmpty (NonEmpty(..))
-
 import System.Posix.User (getRealUserID)
 
 data CommonOptions =
diff --git a/src/haskell/lib/Arion/Nix.hs b/src/haskell/lib/Arion/Nix.hs
index dbc9103..cdd3761 100644
--- a/src/haskell/lib/Arion/Nix.hs
+++ b/src/haskell/lib/Arion/Nix.hs
@@ -22,7 +22,6 @@ import           Paths_arion_compose
 import qualified Data.Text.IO                  as T
 
 import qualified Data.List.NonEmpty            as NE
-import           Data.List.NonEmpty             ( NonEmpty(..) )
 
 import           Control.Arrow                  ( (>>>) )
 import           System.IO.Temp                 ( withTempFile )