diff --git a/gramps/gen/datehandler/_datedisplay.py b/gramps/gen/datehandler/_datedisplay.py
index 97aa192cf..d57cd9850 100644
--- a/gramps/gen/datehandler/_datedisplay.py
+++ b/gramps/gen/datehandler/_datedisplay.py
@@ -455,6 +455,9 @@ class DateDisplay(object):
                 return str(date_val[2])
             else:
                 value = self._tformat.replace('%m', str(date_val[1]))
+                if date_val[0] == 0: # ignore the zero day and its delimiter
+                    i_day = value.find('%d')
+                    value = value.replace(value[i_day:i_day+3], '')
                 value = value.replace('%d', str(date_val[0]))
                 value = value.replace('%Y', str(abs(date_val[2])))
                 return value.replace('-', '/')