diff --git a/ffmpeg.c b/ffmpeg.c
index 06570c0dd0..38395e7598 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -4428,7 +4428,7 @@ static int transcode(void)
             continue;
         }
         if ((ret = av_write_trailer(os)) < 0) {
-            av_log(NULL, AV_LOG_ERROR, "Error writing trailer of %s: %s", os->filename, av_err2str(ret));
+            av_log(NULL, AV_LOG_ERROR, "Error writing trailer of %s: %s\n", os->filename, av_err2str(ret));
             if (exit_on_error)
                 exit_program(1);
         }