diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index 231976b..32c221f 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -1472,7 +1472,7 @@ static int mov_write_string_data_tag(AVIOContext *pb, const char *data, int lang
     }
 }
 
-static int mov_write_string_tag(AVIOContext *pb, const char *name, const char *value, int lang, int long_style){
+static int mov_write_string_tag(AVIOContext *pb, const uint8_t *name, const char *value, int lang, int long_style){
     int size = 0;
     if (value && value[0]) {
         int64_t pos = url_ftell(pb);