diff --git a/stats/templates/stats/statistics.html b/stats/templates/stats/statistics.html
index 7e7b6a7285487e28646c470e953f785e9bcb60a9..23e5ba55d74407e294bfab43697556b705755cd1 100644
--- a/stats/templates/stats/statistics.html
+++ b/stats/templates/stats/statistics.html
@@ -106,7 +106,7 @@
   </tr>
   <tr>
     {% if issue %}
-    <td>{% issue.doi_label }}</td>
+    <td>{{ issue.doi_label }}</td>
     <td>{% nr_publications issue tier=1 %}</td>
     <td>{% nr_publications issue tier=2 %}</td>
     <td>{% nr_publications issue tier=3 %}</td>