diff --git a/main/Repl.hs b/main/Repl.hs
index f898f36..ed9b4b2 100644
--- a/main/Repl.hs
+++ b/main/Repl.hs
@@ -38,7 +38,6 @@ import           Data.List                      ( isPrefixOf
                                                 , foldl'
                                                 )
 import qualified Data.Map                      as Map
-import           Data.Monoid
 import           Data.Text                      ( unpack
                                                 , pack
                                                 )
diff --git a/src/Nix/Expr/Strings.hs b/src/Nix/Expr/Strings.hs
index 364b5c6..bb3b3c1 100644
--- a/src/Nix/Expr/Strings.hs
+++ b/src/Nix/Expr/Strings.hs
@@ -8,7 +8,6 @@ import           Data.List                      ( intercalate
                                                 , dropWhileEnd
                                                 , inits
                                                 )
-import           Data.Monoid                    ( (<>) )
 import           Data.Text                      ( Text )
 import qualified Data.Text                     as T
 import           Data.Tuple                     ( swap )
diff --git a/src/Nix/Utils.hs b/src/Nix/Utils.hs
index b956df0..f737a45 100644
--- a/src/Nix/Utils.hs
+++ b/src/Nix/Utils.hs
@@ -25,9 +25,7 @@ import           Data.Hashable
 import           Data.HashMap.Lazy              ( HashMap )
 import qualified Data.HashMap.Lazy             as M
 import           Data.List                      ( sortOn )
-import           Data.Monoid                    ( Endo
-                                                , (<>)
-                                                )
+import           Data.Monoid                    ( Endo )
 import           Data.Text                      ( Text )
 import qualified Data.Text                     as Text
 import qualified Data.Vector                   as V