diff --git a/gramps/plugins/webreport/basepage.py b/gramps/plugins/webreport/basepage.py
index 7b1608ea9..3e6aaccc2 100644
--- a/gramps/plugins/webreport/basepage.py
+++ b/gramps/plugins/webreport/basepage.py
@@ -1278,7 +1278,7 @@ class BasePage: # pylint: disable=C1001
                              '<a href="' + URL_HOMEPAGE + '">',
                              'html_end' : '</a>',
                              'version' : VERSION}
-            if date is not None:
+            if date is not None and date > 0:
                 msg += "<br />"
                 last_modif = datetime.datetime.fromtimestamp(date).strftime(
                     '%Y-%m-%d %H:%M:%S')