diff --git a/src/Yam/Job.hs b/src/Yam/Job.hs
--- a/src/Yam/Job.hs
+++ b/src/Yam/Job.hs
@@ -27,7 +27,7 @@
 keyJob :: Text
 keyJob = "Extension.Job"
 
-instance (MonadIO m, MonadThrow m) => MonadJob (AppM m) where
+instance (MonadIO m, MonadMask m) => MonadJob (AppM m) where
   yamJobs = getExtensionOrDefault [] keyJob
   killJobs = yamJobs >>= mapM_ go >> setExtension keyJob ([] :: [(ThreadId, YamJob)])
     where go (tid,job) = do infoLn $ "Stop job " <> name (job :: YamJob) <> "..."
@@ -42,7 +42,7 @@
                            runAppM context $ withLoggerName (reqId <> " job." <> nm)
                                            $ do infoLn $ "Start job " <> nm
                                                 func job
-                                                infoLn $ "End job " <> nm
+                                                infoLn ("End job " <> nm)
     jobs <- yamJobs
     setExtension keyJob ((thread,job):jobs)
 
diff --git a/yam-job.cabal b/yam-job.cabal
--- a/yam-job.cabal
+++ b/yam-job.cabal
@@ -1,5 +1,5 @@
 name:                yam-job
-version:             0.1.9
+version:             0.1.10
 description:         Job Module for Yam
 homepage:            https://github.com/leptonyu/yam/tree/master/yam-job#readme
 license:             BSD3