diff --git a/libavformat/mp3.c b/libavformat/mp3.c
index f81c24872c..21e1fd9e5b 100644
--- a/libavformat/mp3.c
+++ b/libavformat/mp3.c
@@ -173,7 +173,7 @@ static void id3v2_read_ttag(AVFormatContext *s, int taglen, const char *key)
     int len, dstlen = sizeof(dst) - 1;
     unsigned genre;
 
-        dst[0]= 0;
+    dst[0]= 0;
     if(taglen < 1)
         return;