diff --git a/pagure/templates/pull_request.html b/pagure/templates/pull_request.html
index 212bd46..a52602c 100644
--- a/pagure/templates/pull_request.html
+++ b/pagure/templates/pull_request.html
@@ -874,6 +874,11 @@ function try_async_comment(form, inline) {
     .done(function(data) {
       if(data == 'ok') {
         $('#comment').val('');
+        $('#preview').html('');
+        $('#previewinmarkdown').addClass('inactive');
+        $('#previewinmarkdown').removeClass('active');
+        $('#preview').hide();
+        $('#comment').show();
         /* We have submitted the comment correctly */
         var item = $('.pr_comment_form').closest('tr');
         if (!$(item.parent().children()[1]).is(':visible')){