diff --git a/helpdesk/templates/helpdesk/ticket_list.html b/helpdesk/templates/helpdesk/ticket_list.html
index ce686692..91e69c12 100644
--- a/helpdesk/templates/helpdesk/ticket_list.html
+++ b/helpdesk/templates/helpdesk/ticket_list.html
@@ -416,15 +416,7 @@
                         }
                     },
                     {data: "submitter"},
-                    {
-                        data: "last_followup", 
-                        render: function (data, type, row, meta) {
-                            if (data && data !== "None") {
-                                return data;
-                            }
-                            return "";
-                        }
-                    },
+                    {data: "last_followup"},
                     {% if helpdesk_settings.HELPDESK_ENABLE_TIME_SPENT_ON_TICKET %}
                     {data: "time_spent", "visible": false},
                     {% endif %}
diff --git a/helpdesk/views/staff.py b/helpdesk/views/staff.py
index 4cf47c92..f19deae0 100644
--- a/helpdesk/views/staff.py
+++ b/helpdesk/views/staff.py
@@ -1025,14 +1025,12 @@ def ticket_list(request):
             ('assigned_to', 'assigned_to__id__in'),
             ('status', 'status__in'),
             ('kbitem', 'kbitem__in'),
-            ('last_followup', 'last_followup__in'),
         ]
         filter_null_params = dict([
             ('queue', 'queue__id__isnull'),
             ('assigned_to', 'assigned_to__id__isnull'),
             ('status', 'status__isnull'),
             ('kbitem', 'kbitem__isnull'),
-            ('last_followup', 'last_followup__isnull'),
         ])
         for param, filter_command in filter_in_params:
             if request.GET.get(param) is not None: