diff --git a/apps/static/js/jumpserver.js b/apps/static/js/jumpserver.js
index d028743be..bb4409a37 100644
--- a/apps/static/js/jumpserver.js
+++ b/apps/static/js/jumpserver.js
@@ -579,6 +579,9 @@ jumpserver.initServerSideDataTable = function (options) {
         ajax: {
             url: options.ajax_url,
             error: function (jqXHR, textStatus, errorThrown) {
+                if (jqXHR.responseText && jqXHR.responseText.indexOf("%(value)s") ) {
+                    return
+                }
                 var msg = gettext("Unknown error occur");
                 if (jqXHR.responseJSON) {
                     if (jqXHR.responseJSON.error) {
diff --git a/apps/terminal/api/session.py b/apps/terminal/api/session.py
index 7071ddd33..57120cbfe 100644
--- a/apps/terminal/api/session.py
+++ b/apps/terminal/api/session.py
@@ -27,7 +27,7 @@ class SessionViewSet(OrgBulkModelViewSet):
     queryset = Session.objects.all()
     serializer_class = serializers.SessionSerializer
     permission_classes = (IsOrgAdminOrAppUser, )
-    filter_fields = [
+    filterset_fields = [
         "user", "asset", "system_user", "remote_addr",
         "protocol", "terminal", "is_finished",
     ]
diff --git a/apps/terminal/templates/terminal/session_list.html b/apps/terminal/templates/terminal/session_list.html
index d23d9be02..1393bd241 100644
--- a/apps/terminal/templates/terminal/session_list.html
+++ b/apps/terminal/templates/terminal/session_list.html
@@ -72,6 +72,7 @@
         <li><a class="search-item" data-value="asset">{% trans 'Asset' %}</a></li>
         <li><a class="search-item" data-value="system_user">{% trans 'System user' %}</a></li>
         <li><a class="search-item" data-value="remote_addr">{% trans 'Remote addr' %}</a></li>
+        <li><a class="search-item" data-value="protocol">{% trans 'Protocol' %}</a></li>
 {#        <li><a class="search-item" data-value="protocol">{% trans 'Protocol' %}</a></li>#}
     </ul>
 {% endblock %}