diff --git a/modoboa/templates/layout_simple.html b/modoboa/templates/layout_simple.html
index a9fdec651..3b60f0242 100644
--- a/modoboa/templates/layout_simple.html
+++ b/modoboa/templates/layout_simple.html
@@ -7,7 +7,7 @@
     <link rel="stylesheet" type="text/css" href="{{ STATIC_URL }}css/bootstrap.css" />
     <link rel="stylesheet" type="text/css" href="{{ STATIC_URL }}css/bootstrap-responsive.css" />
     <script src="{{ STATIC_URL }}js/bootstrap.js" type="text/javascript"></script>
-    <script src="{{ STATIC_URL }}js/bootstrap-datepicker.js" type="text/javascript"></script>
+    <script src="{{ STATIC_URL }}js/bootstrap-datetimepicker.js" type="text/javascript"></script>
     {% url "django.views.i18n.javascript_catalog" as catalog_url %}
     <script type="text/javascript" src="{{ catalog_url }}"></script>
     <style>