diff --git a/gramps/gen/utils/alive.py b/gramps/gen/utils/alive.py
index 8408bddc0..91c804a89 100644
--- a/gramps/gen/utils/alive.py
+++ b/gramps/gen/utils/alive.py
@@ -226,13 +226,25 @@ class ProbablyAlive(object):
                     if mother_handle == person.handle and father_handle:
                         father = self.db.get_person_from_handle(father_handle)
                         date1, date2, explain, other = self.probably_alive_range(father, is_spouse=True)
-                        if date1 and date2:
-                            return date1, date2, _("a spouse, ") + explain, other
+                        if date1 and date1.get_year() != 0:
+                            return (gen.lib.Date().copy_ymd(date1.get_year() - self.AVG_GENERATION_GAP),
+                                    gen.lib.Date().copy_ymd(date1.get_year() - self.AVG_GENERATION_GAP + self.MAX_AGE_PROB_ALIVE),
+                                    _("a spouse's birth-related date, ") + explain, other)
+                        elif date2 and date2.get_year() != 0:
+                            return (gen.lib.Date().copy_ymd(date2.get_year() + self.AVG_GENERATION_GAP - self.MAX_AGE_PROB_ALIVE),
+                                    gen.lib.Date().copy_ymd(date2.get_year() + self.AVG_GENERATION_GAP),
+                                    _("a spouse's death-related date, ") + explain, other)
                     elif father_handle == person.handle and mother_handle:
                         mother = self.db.get_person_from_handle(mother_handle)
                         date1, date2, explain, other = self.probably_alive_range(mother, is_spouse=True)
-                        if date1 and date2:
-                            return date1, date2, _("a spouse, ") + explain, other
+                        if date1 and date1.get_year() != 0:
+                            return (gen.lib.Date().copy_ymd(date1.get_year() - self.AVG_GENERATION_GAP),
+                                    gen.lib.Date().copy_ymd(date1.get_year() - self.AVG_GENERATION_GAP + self.MAX_AGE_PROB_ALIVE),
+                                    _("a spouse's birth-related date, ") + explain, other)
+                        elif date2 and date2.get_year() != 0:
+                            return (gen.lib.Date().copy_ymd(date2.get_year() + self.AVG_GENERATION_GAP - self.MAX_AGE_PROB_ALIVE),
+                                    gen.lib.Date().copy_ymd(date2.get_year() + self.AVG_GENERATION_GAP),
+                                    _("a spouse's death-related date, ") + explain, other)
                     # Let's check the family events and see if we find something
                     for ref in family.get_event_ref_list():
                         if ref: