diff --git a/logtr/log.go b/logtr/log.go
index e6b56cd..c0b44a1 100644
--- a/logtr/log.go
+++ b/logtr/log.go
@@ -83,14 +83,15 @@ func SetLevel(l Level) {
 
 func logf(l Level, format string, args []interface{}) {
 	format = fmt.Sprintf("%v: %v: %s\n", time.Now().Format("01-02T15:04:05"), l.String(), strings.TrimSpace(format))
+	logContent := strings.ReplaceAll(fmt.Sprintf(format, args...), "\n", "") + "\n"
 	cLevel := level
 	cAnsoser := ansoser
 	if l >= cLevel {
-		fmt.Fprintf(os.Stderr, format, args...)
+		fmt.Fprint(os.Stderr, logContent)
 	}
-	fmt.Fprintf(logger, format, args...)
+	fmt.Fprint(logger, logContent)
 	if l == SOS && cAnsoser != nil {
-		if err := cAnsoser.Send(fmt.Sprintf(format, args...)); err != nil {
+		if err := cAnsoser.Send(logContent); err != nil {
 			Errorf("failed to SOS: %v", err)
 		}
 	}