6 files changed, 6 insertions, 6 deletions
diff --git a/examples/widgets/tutorials/addressbook/part2.py b/examples/widgets/tutorials/addressbook/part2.py
index b91d08d8a..e4e509d7b 100644
--- a/examples/widgets/tutorials/addressbook/part2.py
+++ b/examples/widgets/tutorials/addressbook/part2.py
@@ -13,7 +13,7 @@ from PySide6.QtWidgets import (QApplication, QGridLayout,
 
 
 class SortedDict(dict):
-    class Iterator(object):
+    class Iterator:
         def __init__(self, sorted_dict):
             self._dict = sorted_dict
             self._keys = sorted(self._dict.keys())
diff --git a/examples/widgets/tutorials/addressbook/part3.py b/examples/widgets/tutorials/addressbook/part3.py
index b6cf0598f..717e76282 100644
--- a/examples/widgets/tutorials/addressbook/part3.py
+++ b/examples/widgets/tutorials/addressbook/part3.py
@@ -13,7 +13,7 @@ from PySide6.QtWidgets import (QApplication, QGridLayout,
 
 
 class SortedDict(dict):
-    class Iterator(object):
+    class Iterator:
         def __init__(self, sorted_dict):
             self._dict = sorted_dict
             self._keys = sorted(self._dict.keys())
diff --git a/examples/widgets/tutorials/addressbook/part4.py b/examples/widgets/tutorials/addressbook/part4.py
index 0a569adb7..3b9c565b5 100644
--- a/examples/widgets/tutorials/addressbook/part4.py
+++ b/examples/widgets/tutorials/addressbook/part4.py
@@ -13,7 +13,7 @@ from PySide6.QtWidgets import (QApplication, QGridLayout,
 
 
 class SortedDict(dict):
-    class Iterator(object):
+    class Iterator:
         def __init__(self, sorted_dict):
             self._dict = sorted_dict
             self._keys = sorted(self._dict.keys())
diff --git a/examples/widgets/tutorials/addressbook/part5.py b/examples/widgets/tutorials/addressbook/part5.py
index 364a56a3f..062a81215 100644
--- a/examples/widgets/tutorials/addressbook/part5.py
+++ b/examples/widgets/tutorials/addressbook/part5.py
@@ -13,7 +13,7 @@ from PySide6.QtWidgets import (QApplication, QDialog, QGridLayout,
 
 
 class SortedDict(dict):
-    class Iterator(object):
+    class Iterator:
         def __init__(self, sorted_dict):
             self._dict = sorted_dict
             self._keys = sorted(self._dict.keys())
diff --git a/examples/widgets/tutorials/addressbook/part6.py b/examples/widgets/tutorials/addressbook/part6.py
index a00fec3a2..926796c25 100644
--- a/examples/widgets/tutorials/addressbook/part6.py
+++ b/examples/widgets/tutorials/addressbook/part6.py
@@ -14,7 +14,7 @@ from PySide6.QtWidgets import (QApplication, QDialog, QFileDialog,
 
 
 class SortedDict(dict):
-    class Iterator(object):
+    class Iterator:
         def __init__(self, sorted_dict):
             self._dict = sorted_dict
             self._keys = sorted(self._dict.keys())
diff --git a/examples/widgets/tutorials/addressbook/part7.py b/examples/widgets/tutorials/addressbook/part7.py
index dc560cd1a..ab86cf3c5 100644
--- a/examples/widgets/tutorials/addressbook/part7.py
+++ b/examples/widgets/tutorials/addressbook/part7.py
@@ -14,7 +14,7 @@ from PySide6.QtWidgets import (QApplication, QDialog, QFileDialog,
 
 
 class SortedDict(dict):
-    class Iterator(object):
+    class Iterator:
         def __init__(self, sorted_dict):
             self._dict = sorted_dict
             self._keys = sorted(self._dict.keys())