Isn't it always (required)?
@@ -531,7 +531,7 @@ void http_lib_init(void) {
REGISTER_MIME("jpgv", "video/jpeg");
REGISTER_MIME("jpm", "video/jpm");
REGISTER_MIME("js", "application/javascript");
- REGISTER_MIME("json", "application/json; charset=UTF-8");
+ REGISTER_MIME("json", "application/json");
REGISTER_MIME("jsonml", "application/jsonml+json");
REGISTER_MIME("kar", "audio/midi");
REGISTER_MIME("karbon", "application/vnd.kde.karbon");
