diff --git a/examples/Blog.hs b/examples/Blog.hs
index c593c6d..83bb054 100644
--- a/examples/Blog.hs
+++ b/examples/Blog.hs
@@ -11,7 +11,7 @@ module Blog
 
 import           Control.Monad.Base          (MonadBase (..))
 import           Control.Monad.IO.Unlift     (MonadUnliftIO(..), wrappedWithRunInIO)
-import           Control.Monad.Logger        (MonadLogger, NoLoggingT (..))
+import           Control.Monad.Logger        (MonadLoggerIO, MonadLogger, NoLoggingT (..))
 import           Control.Monad.Reader
 import           Control.Monad.Trans.Control (ComposeSt, MonadBaseControl (..),
                                               MonadTransControl (..),
@@ -26,6 +26,7 @@ newtype BlogT m a = BlogT { unBlogT :: NoLoggingT (ReaderT ConnectionString m) a
            , MonadLogger
            , MonadReader ConnectionString
            , MonadIO
+           , MonadLoggerIO
            )
 
 instance MonadUnliftIO m => MonadUnliftIO (BlogT m) where
diff --git a/examples/Main.hs b/examples/Main.hs
index 451044b..4bbf1b0 100644
--- a/examples/Main.hs
+++ b/examples/Main.hs
@@ -23,7 +23,7 @@ import Control.Monad (void)
 import Control.Monad (forM_)
 import Control.Monad.IO.Class (MonadIO, liftIO)
 import Control.Monad.IO.Unlift (MonadUnliftIO)
-import Control.Monad.Logger (MonadLogger)
+import Control.Monad.Logger (MonadLogger, MonadLoggerIO)
 import Control.Monad.Reader (MonadReader(..), runReaderT)
 import Control.Monad.Trans.Control (MonadBaseControl)
 import Data.Monoid ((<>))
@@ -165,6 +165,7 @@ runDB :: (MonadReader ConnectionString m,
           MonadIO m,
           MonadBaseControl IO m,
           MonadUnliftIO m,
+          MonadLoggerIO m,
           MonadLogger m)
       => SqlPersistT m a -> m a
 runDB query = do