diff --git a/cwriter/writer.go b/cwriter/writer.go
index 2ffc6c6..44ff736 100644
--- a/cwriter/writer.go
+++ b/cwriter/writer.go
@@ -36,7 +36,9 @@
 
 // Flush flushes the underlying buffer
 func (w *Writer) Flush(lineCount int) (err error) {
-	w.clearLines()
+	if w.lineCount > 0 {
+		w.clearLines()
+	}
 	w.lineCount = lineCount
 	_, err = w.buf.WriteTo(w.out)
 	return