diff --git a/app/assets/javascripts/osem-datepickers.js b/app/assets/javascripts/osem-datepickers.js
index 0a4c89bb..d2c01bd1 100644
--- a/app/assets/javascripts/osem-datepickers.js
+++ b/app/assets/javascripts/osem-datepickers.js
@@ -29,15 +29,11 @@ $(function () {
    var end_conference = $('form').data('end-conference');
 
    $('#registration-period-start-datepicker').datetimepicker({
-       format: 'YYYY-MM-DD',
-       minDate : today,
-       maxDate : end_conference
+       format: 'YYYY-MM-DD'
    });
 
    $('#registration-period-end-datepicker').datetimepicker({
-       format: 'YYYY-MM-DD',
-       minDate : today,
-       maxDate : end_conference
+       format: 'YYYY-MM-DD'
    });
 
   $("#conference-start-datepicker").on("dp.change",function (e) {