diff --git a/src/plugins/webreport/WebCal.py b/src/plugins/webreport/WebCal.py
index 655f665b9..231177b06 100644
--- a/src/plugins/webreport/WebCal.py
+++ b/src/plugins/webreport/WebCal.py
@@ -1082,7 +1082,8 @@ class WebCalReport(Report):
                 name = gen.lib.Name(married_name)
             else:
                 name = gen.lib.Name(primary_name)
-                name.set_surname(maiden_name)
+                surname_obj = name.get_primary_surname()
+ 	        surname_obj.set_surname(maiden_name)
         else:
             name = gen.lib.Name(primary_name)
         name.set_display_as(self.name_format)