diff --git a/gramps/gen/user.py b/gramps/gen/user.py
index f4160bf34..c5ce1e237 100644
--- a/gramps/gen/user.py
+++ b/gramps/gen/user.py
@@ -114,7 +114,8 @@ class User():
         finally:
             self.end_progress()
 
-    def prompt(self, title, message, accept_label, reject_label, parent=None):
+    def prompt(self, title, message, accept_label, reject_label, parent=None,
+               default_label=None):
         """
         Prompt the user with a message to select an alternative.
 
@@ -128,6 +129,8 @@ class User():
         :type accept_label: str
         :param reject_label: what to call the negative choice, e.g.: "Stop"
         :type reject_label: str
+        :param default_label: the label of the default
+        :type default_label: str or None
         :returns: the user's answer to the question
         :rtype: bool
         """
diff --git a/gramps/gui/user.py b/gramps/gui/user.py
index 8118bb244..09772975e 100644
--- a/gramps/gui/user.py
+++ b/gramps/gui/user.py
@@ -91,7 +91,8 @@ class User(user.User):
             self._progress.close()
             self._progress = None
 
-    def prompt(self, title, message, accept_label, reject_label, parent=None):
+    def prompt(self, title, message, accept_label, reject_label, parent=None,
+               default_label=None):
         """
         Prompt the user with a message to select an alternative.
 
@@ -105,6 +106,8 @@ class User(user.User):
         :param accept_label: what to call the positive choice, e.g.: "Proceed"
         :type accept_label: str
         :param reject_label: what to call the negative choice, e.g.: "Stop"
+        :param default_label: the label of the default
+        :type default_label: str or None
         :type reject_label: str
         :returns: the user's answer to the question
         :rtype: bool