diff --git a/src/Protolude.hs b/src/Protolude.hs
index c9407449b..6142bccc9 100644
--- a/src/Protolude.hs
+++ b/src/Protolude.hs
@@ -295,6 +295,10 @@ import Control.Monad.Except as X (
   , catchError
   , runExcept
   , runExceptT
+  , mapExcept
+  , mapExceptT
+  , withExcept
+  , withExceptT
   )
 
 import Control.Monad.Trans as X (