diff --git a/src/common/http/modifier/auth/auth.go b/src/common/http/modifier/auth/auth.go
index a28576ef6..25c042586 100644
--- a/src/common/http/modifier/auth/auth.go
+++ b/src/common/http/modifier/auth/auth.go
@@ -42,6 +42,6 @@ func (s *SecretAuthorizer) Modify(req *http.Request) error {
 	if req == nil {
 		return errors.New("the request is null")
 	}
-	secret.AddToRequest(req, s.secret)
-	return nil
+	err := secret.AddToRequest(req, s.secret)
+	return err
 }
diff --git a/src/jobservice/period/sweeper.go b/src/jobservice/period/sweeper.go
index 57db4d787..c2d025c23 100644
--- a/src/jobservice/period/sweeper.go
+++ b/src/jobservice/period/sweeper.go
@@ -41,7 +41,9 @@ func (s *Sweeper) ClearOutdatedScheduledJobs() error {
 	r, err := conn.Do("SET", utils.KeyPeriodicLock(s.namespace), time.Now().Unix(), "EX", 30, "NX")
 	defer func() {
 		//Make sure it can be unlocked if it is not expired yet
-		conn.Do("DEL", utils.KeyPeriodicLock(s.namespace))
+		if _, err := conn.Do("DEL", utils.KeyPeriodicLock(s.namespace)); err != nil {
+			logger.Errorf("Unlock key '%s' failed with error: %s\n", utils.KeyPeriodicLock(s.namespace), err.Error())
+		}
 	}()
 	if err != nil {
 		return err