diff --git a/install/src/Env.hs b/install/src/Env.hs
index 5dc77e1dfb..fcdfc3f78b 100644
--- a/install/src/Env.hs
+++ b/install/src/Env.hs
@@ -19,7 +19,9 @@ import           Data.List                                ( sort
                                                           , sortBy
                                                           , isInfixOf
                                                           )
-import           Data.List.Extra                          ( nubOrdBy )
+import           Data.List.Extra                          ( nubOrdBy
+                                                          , trim
+                                                          )
 import           Data.Ord                                 ( comparing )
 import           Control.Monad.Extra                      ( mapMaybeM )
 
diff --git a/install/src/Print.hs b/install/src/Print.hs
index b81a92a6c4..eb20854585 100644
--- a/install/src/Print.hs
+++ b/install/src/Print.hs
@@ -3,7 +3,7 @@ module Print where
 import           Development.Shake
 import           Control.Monad.IO.Class
 import           Data.List                                ( dropWhileEnd )
-import           Data.List.Extra                          ( trimStart, trimEnd )
+import           Data.List.Extra                          ( trim )
 import           Data.Char                                ( isSpace )
 
 -- | lift putStrLn to MonadIO
@@ -22,11 +22,6 @@ embedInStars str =
 printInStars :: MonadIO m => String -> m ()
 printInStars = liftIO . putStrLn . embedInStars
 
-
--- | Trim whitespace of both ends of a string
-trim :: String -> String
-trim = trimEnd . trimStart
-
 -- | Trim the whitespace of the stdout of a command
 trimmedStdout :: Stdout String -> String
 trimmedStdout (Stdout s) = trim s
diff --git a/install/src/Stack.hs b/install/src/Stack.hs
index 012abf9594..e21bf8d549 100644
--- a/install/src/Stack.hs
+++ b/install/src/Stack.hs
@@ -1,6 +1,7 @@
 {-# LANGUAGE CPP #-}
 module Stack where
 
+import           Data.List.Extra                          ( trim )
 import           Development.Shake
 import           Development.Shake.FilePath
 import           Control.Monad