diff --git a/importer/indico_importer/plugin.py b/importer/indico_importer/plugin.py
index 848a6a3..0657567 100644
--- a/importer/indico_importer/plugin.py
+++ b/importer/indico_importer/plugin.py
@@ -18,7 +18,6 @@ from __future__ import unicode_literals
 
 from indico.core import signals
 from indico.core.plugins import IndicoPlugin, IndicoPluginBlueprint, plugin_url_rule_to_js, PluginCategory
-from MaKaC.webinterface.pages.conferences import WPConfModifScheduleGraphic
 
 from indico_importer import _
 from indico_importer.controllers import RHGetImporters, RHImportData
@@ -34,8 +33,8 @@ class ImporterPlugin(IndicoPlugin):
 
     def init(self):
         super(ImporterPlugin, self).init()
-        self.inject_js('importer_js', WPConfModifScheduleGraphic)
-        self.inject_css('importer_css', WPConfModifScheduleGraphic)
+        # self.inject_js('importer_js', WPConfModifScheduleGraphic)
+        # self.inject_css('importer_css', WPConfModifScheduleGraphic)
         self.connect(signals.event.timetable_buttons, self.get_timetable_buttons)
         self.importer_engines = {}