diff --git a/libavformat/webmdashenc.c b/libavformat/webmdashenc.c
index 77f6170a26..849b241e52 100644
--- a/libavformat/webmdashenc.c
+++ b/libavformat/webmdashenc.c
@@ -95,7 +95,7 @@ static void write_header(AVFormatContext *s)
 
 static void write_footer(AVFormatContext *s)
 {
-    avio_printf(s->pb, "</MPD>");
+    avio_printf(s->pb, "</MPD>\n");
 }
 
 static int subsegment_alignment(AVFormatContext *s, AdaptationSet *as) {