diff --git a/fluentd/config.go b/fluentd/config.go
index c463f47..39637cb 100644
--- a/fluentd/config.go
+++ b/fluentd/config.go
@@ -10,7 +10,7 @@ func ParseAddr(addr string) (string, int, error) {
 	fHost := p[0]
 	fPort, err := strconv.Atoi(p[1])
 	if err != nil {
-		return nil, nil, err
+		return "", 0, err
 	}
 
 	return fHost, fPort, nil