--- a/src/eric7/CodeFormatting/IsortConfigurationDialog.py	Tue Dec 20 11:09:04 2022 +0100
+++ b/src/eric7/CodeFormatting/IsortConfigurationDialog.py	Wed Dec 21 10:53:45 2022 +0100
@@ -69,6 +69,7 @@
             "case_sensitive": self.sortCaseSensitiveCheckBox,
             "force_sort_within_sections": self.sortIgnoreStyleCheckBox,
             "from_first": self.sortFromFirstCheckBox,
+            "known_first_party": self.firstPartyEdit,
         }
 
         self.__project = (
@@ -242,6 +243,7 @@
         for parameter in (
             "sections",
             "extend_skip_glob",
+            "known_first_party",
         ):
             # set the plain text edits
             self.__parameterWidgetMapping[parameter].setPlainText(
@@ -405,6 +407,7 @@
         for parameter in (
             "sections",
             "extend_skip_glob",
+            "known_first_party",
         ):
             if self.__parameterWidgetMapping[parameter].isEnabled():
                 value = (