diff --git a/src/backoffice/templates/backoffice/schedule_source-detail.html b/src/backoffice/templates/backoffice/schedule_source-detail.html
index ac55db261e5d5ae1c85e163e5d9af5eb09982be3..3645c5d0e488c0137afc2b279390ce352b473b8b 100644
--- a/src/backoffice/templates/backoffice/schedule_source-detail.html
+++ b/src/backoffice/templates/backoffice/schedule_source-detail.html
@@ -5,7 +5,9 @@
 {% block content %}
 
   <h1>
-    ScheduleSource on "<span title="{{ object.assembly.name }}">{{ object.assembly.slug }}</span>"
+    ScheduleSource
+
+    {% if object.assembly %}on "<span title="{{ object.assembly.name }}">{{ object.assembly.slug }}</span>"{% endif %}
   </h1>
 
   <div class="card mb-3">
@@ -20,7 +22,11 @@
     </div>
     <div class="card-body">
       <p>
-        Assembly: <strong><a href="{% url 'backoffice:assembly-edit' pk=object.assembly.id %}">{{ object.assembly|default:"<em>WILDCARD</em>" }}</a></strong>
+        {% if object.assembly %}
+          Assembly: <strong><a href="{% url 'backoffice:assembly-edit' pk=object.assembly.id %}">{{ object.assembly|default:"<em>WILDCARD</em>" }}</a></strong>
+        {% else %}
+          <em>WILDCARD</em>
+        {% endif %}
       </p>
       <p>
         Type: <strong>{{ object.import_type }}</strong>
@@ -35,7 +41,7 @@
         Timeout: <strong>{{ object.import_timeout|naturaltimespan }}</strong>
       </p>
       <p>
-        Last Import: <strong>{{ object.last_import|naturaltime|default:"(never)" }}</strong> Version: <strong>{{ object.last_import_version }}</strong>
+        Last completed import: <strong>{{ object.last_import|naturaltime|default:"(never)" }}</strong> Version: <strong>{{ object.last_import_version }}</strong>
       </p>
       <p>
         Configuration: