diff --git a/Control/Monad/Logger.hs b/Control/Monad/Logger.hs
--- a/Control/Monad/Logger.hs
+++ b/Control/Monad/Logger.hs
@@ -97,6 +97,11 @@
 import Control.Monad.Trans.List     ( ListT    )
 import Control.Monad.Trans.Maybe    ( MaybeT   )
 import Control.Monad.Trans.Error    ( ErrorT, Error)
+
+#if MIN_VERSION_transformers(0,4,0)
+import Control.Monad.Trans.Except   ( ExceptT  )
+#endif
+
 import Control.Monad.Trans.Reader   ( ReaderT  )
 import Control.Monad.Trans.Cont     ( ContT  )
 import Control.Monad.Trans.State    ( StateT   )
@@ -179,6 +184,11 @@
 instance MonadLogger m => MonadLogger (ListT m) where DEF
 instance MonadLogger m => MonadLogger (MaybeT m) where DEF
 instance (MonadLogger m, Error e) => MonadLogger (ErrorT e m) where DEF
+
+#if MIN_VERSION_transformers(0,4,0)
+instance MonadLogger m => MonadLogger (ExceptT e m) where DEF
+#endif
+
 instance MonadLogger m => MonadLogger (ReaderT r m) where DEF
 instance MonadLogger m => MonadLogger (ContT r m) where DEF
 instance MonadLogger m => MonadLogger (StateT s m) where DEF
diff --git a/monad-logger.cabal b/monad-logger.cabal
--- a/monad-logger.cabal
+++ b/monad-logger.cabal
@@ -1,5 +1,5 @@
 name:                monad-logger
-version:             0.3.6.1
+version:             0.3.7
 synopsis:            A class of monads which can log messages.
 description:         This package uses template-haskell for determining source code locations of messages.
 homepage:            https://github.com/kazu-yamamoto/logger