diff --git a/longs/templates/longs/long_series_viewer.html b/longs/templates/longs/long_series_viewer.html
index 9d5df5cf..bfbec079 100755
--- a/longs/templates/longs/long_series_viewer.html
+++ b/longs/templates/longs/long_series_viewer.html
@@ -14,8 +14,8 @@ This series is not associated with any cases.
 
 <div>Author: {{ series.get_author_display }}</div>
 
-<a href="{% url 'longs:long_series_order_dicom' pk=long.pk %}" title="orders dicom by slice location">Order dicoms</a> 
-<a href="{% url 'longs:long_series_order_upload_filename' pk=long.pk %}" title="orders dicom by slice location">Order by uploaded filename</a> 
+<a href="{% url 'longs:long_series_order_dicom' pk=series.pk %}" title="orders dicom by slice location">Order dicoms</a> 
+<a href="{% url 'longs:long_series_order_upload_filename' pk=series.pk %}" title="orders dicom by slice location">Order by uploaded filename</a> 
 {% for image in series.images.all %}
     {{image.image.url}}, pos: {{image.position}}, {{image.upload_filename}}</br>