diff --git a/cardano-node/src/Cardano/Node/Tracing/Tracers/StartLeadershipCheck.hs b/cardano-node/src/Cardano/Node/Tracing/Tracers/StartLeadershipCheck.hs
index a6ee7048fe2..b3d5bb810a9 100644
--- a/cardano-node/src/Cardano/Node/Tracing/Tracers/StartLeadershipCheck.hs
+++ b/cardano-node/src/Cardano/Node/Tracing/Tracers/StartLeadershipCheck.hs
@@ -4,7 +4,6 @@
 {-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE LambdaCase #-}
 {-# LANGUAGE NamedFieldPuns #-}
-{-# LANGUAGE PackageImports #-}
 
 module Cardano.Node.Tracing.Tracers.StartLeadershipCheck
   ( TraceStartLeadershipCheckPlus (..)
diff --git a/cardano-tracer/src/Cardano/Tracer/MetaTrace.hs b/cardano-tracer/src/Cardano/Tracer/MetaTrace.hs
index cc32462ed4f..9bba731ac17 100644
--- a/cardano-tracer/src/Cardano/Tracer/MetaTrace.hs
+++ b/cardano-tracer/src/Cardano/Tracer/MetaTrace.hs
@@ -155,7 +155,7 @@ instance MetaTrace TracerTrace where
       ]
 
 stderrShowTracer :: Trace IO TracerTrace
-stderrShowTracer =  Trace $ T.arrow $ T.emit $
+stderrShowTracer =  Trace $ T.arrow $ T.emit
     (either (const $ pure ()) (Sys.hPrint Sys.stderr) . snd)
 
 stderrTracer :: Trace IO FormattedMessage
diff --git a/trace-dispatcher/src/Cardano/Logging/Formatter.hs b/trace-dispatcher/src/Cardano/Logging/Formatter.hs
index 474f9117087..0282d332775 100644
--- a/trace-dispatcher/src/Cardano/Logging/Formatter.hs
+++ b/trace-dispatcher/src/Cardano/Logging/Formatter.hs
@@ -36,7 +36,7 @@ import           Network.HostName
 
 
 encodingToText :: AE.Encoding -> Text
-{-# INLINE encodingToText#-}
+{-# INLINE encodingToText #-}
 encodingToText = toStrict . decodeUtf8 . AE.encodingToLazyByteString
 
 -- | Format this trace as metrics
diff --git a/trace-dispatcher/src/Cardano/Logging/Trace.hs b/trace-dispatcher/src/Cardano/Logging/Trace.hs
index 0fb10e9a25c..110ec99d335 100644
--- a/trace-dispatcher/src/Cardano/Logging/Trace.hs
+++ b/trace-dispatcher/src/Cardano/Logging/Trace.hs
@@ -37,7 +37,7 @@ module Cardano.Logging.Trace (
   , withInnerNames
   ) where
 
-import           Control.Monad (join)
+import           Control.Monad (forM_, join)
 import           Control.Monad.IO.Unlift
 import qualified Control.Tracer as T
 import           Data.Maybe (isJust)
@@ -307,9 +307,7 @@ contramapMCond (Trace tr) mFunc =
     where
       rFunc arg = do
         condMes <- mFunc arg
-        case condMes of
-          Nothing -> pure ()
-          Just mes -> T.traceWith tr mes
+        forM_ condMes (T.traceWith tr)
 
 {-# INLINE contramapM' #-}
 contramapM' :: Monad m