(function () {
    'use strict';

    angular
        .module('dpShared')
        .constant('API_CONFIG', {
            ROOT: 'https://api-acc.datapunt.amsterdam.nl/',
            AUTH: 'https://api.datapunt.amsterdam.nl/authenticatie/'
        });
})();

(function () {
    'use strict';

    angular
        .module('dpShared')
        .constant('API_CONFIG', {
            ROOT: 'https://api.datapunt.amsterdam.nl/',
            AUTH: 'https://api.datapunt.amsterdam.nl/authenticatie/'
        });
})();

Remove the reference to acc, now refers to prod again.