Two things you can try,
1) Lower the priority of your filter to < 10 add_filter('acf/load_value/name=team', 'my_acf_load_value', 1, 3);
2) Try using the field key instead of the field name add_filter('acf/load_value/jkey=field_XXXXXXX', 'my_acf_load_value', 20, 3);