diff --git a/src/Text/Pandoc/Lua/Marshaling/AST.hs b/src/Text/Pandoc/Lua/Marshaling/AST.hs
index c9d61d3e4..86650df8e 100644
--- a/src/Text/Pandoc/Lua/Marshaling/AST.hs
+++ b/src/Text/Pandoc/Lua/Marshaling/AST.hs
@@ -1,7 +1,5 @@
 {-# OPTIONS_GHC -fno-warn-orphans #-}
 {-# LANGUAGE NoImplicitPrelude    #-}
-{-# LANGUAGE FlexibleInstances    #-}
-{-# LANGUAGE ScopedTypeVariables  #-}
 {-# LANGUAGE LambdaCase           #-}
 {- |
    Module      : Text.Pandoc.Lua.Marshaling.AST
diff --git a/src/Text/Pandoc/Lua/Marshaling/Context.hs b/src/Text/Pandoc/Lua/Marshaling/Context.hs
index 458931492..e2ecda5bf 100644
--- a/src/Text/Pandoc/Lua/Marshaling/Context.hs
+++ b/src/Text/Pandoc/Lua/Marshaling/Context.hs
@@ -1,6 +1,4 @@
 {-# LANGUAGE NoImplicitPrelude    #-}
-{-# LANGUAGE FlexibleInstances    #-}
-{-# LANGUAGE ScopedTypeVariables  #-}
 {-# OPTIONS_GHC -fno-warn-orphans #-}
 {- |
    Module      : Text.Pandoc.Lua.Marshaling.Context
diff --git a/src/Text/Pandoc/Lua/Marshaling/List.hs b/src/Text/Pandoc/Lua/Marshaling/List.hs
index e4fbfc200..d1e39c993 100644
--- a/src/Text/Pandoc/Lua/Marshaling/List.hs
+++ b/src/Text/Pandoc/Lua/Marshaling/List.hs
@@ -1,5 +1,5 @@
-{-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE DeriveDataTypeable   #-}
+{-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE MultiParamTypeClasses #-}
 {-# LANGUAGE NoImplicitPrelude    #-}
 {-# LANGUAGE UndecidableInstances #-}
diff --git a/src/Text/Pandoc/Lua/Marshaling/ReaderOptions.hs b/src/Text/Pandoc/Lua/Marshaling/ReaderOptions.hs
index e8860c92c..3119f8334 100644
--- a/src/Text/Pandoc/Lua/Marshaling/ReaderOptions.hs
+++ b/src/Text/Pandoc/Lua/Marshaling/ReaderOptions.hs
@@ -1,8 +1,7 @@
-{-# LANGUAGE NoImplicitPrelude    #-}
-{-# LANGUAGE FlexibleInstances    #-}
-{-# LANGUAGE ScopedTypeVariables  #-}
-{-# LANGUAGE OverloadedStrings    #-}
 {-# LANGUAGE LambdaCase           #-}
+{-# LANGUAGE NoImplicitPrelude    #-}
+{-# LANGUAGE OverloadedStrings    #-}
+{-# LANGUAGE ScopedTypeVariables  #-}
 {-# OPTIONS_GHC -fno-warn-orphans #-}
 {- |
    Module      : Text.Pandoc.Lua.Marshaling.ReaderOptions