diff --git a/app/views/server/universities/index.html.erb b/app/views/server/universities/index.html.erb
index 3f9ce6a020fef32ca478bc989ee9dacb7a384a0d..f87777875b5bdfc073f1b187f2a7b64bc988a0da 100644
--- a/app/views/server/universities/index.html.erb
+++ b/app/views/server/universities/index.html.erb
@@ -30,7 +30,7 @@
             <td></td>
           <% else %>
             <td class="<%= university.invoice_proximity.blank? ? '' : "table-#{university.invoice_proximity}" %>">
-              <%= l university.invoice_date, format: "%d %B" %>
+              <%= l university.invoice_date, format: "%d %B" if university.invoice_date %>
             </td>
             <td class="<%= university.invoice_proximity.blank? ? '' : "table-#{university.invoice_proximity}" %>">
               <%= number_to_currency university.contribution_amount, precision: 0 %>