diff --git a/accounting/forms.py b/accounting/forms.py
index 86e1ffa..eff5f10 100644
--- a/accounting/forms.py
+++ b/accounting/forms.py
@@ -327,7 +327,7 @@ class AccountForm(forms.Form):
         })
 
     def __init__(self, *args, **kwargs):
-        super(AccountForm, self).__init__(*args, **kwargs)
+        super().__init__(*args, **kwargs)
         self.account = None
 
     @property
diff --git a/accounting/models.py b/accounting/models.py
index a99c160..af71089 100644
--- a/accounting/models.py
+++ b/accounting/models.py
@@ -51,7 +51,7 @@ class Account(DirtyFieldsMixin, models.Model):
     NET_CHANGE = "3353"
 
     def __init__(self, *args, **kwargs):
-        super(Account, self).__init__(*args, **kwargs)
+        super().__init__(*args, **kwargs)
         self.url = None
         self.debit_amount = None
         self.credit_amount = None
@@ -148,7 +148,7 @@ class Transaction(DirtyFieldsMixin, models.Model):
         related_name="updated_accounting_transactions")
 
     def __init__(self, *args, **kwargs):
-        super(Transaction, self).__init__(*args, **kwargs)
+        super().__init__(*args, **kwargs)
         self._records = None
         self._is_balanced = None
         self._has_order_hole = None
@@ -375,7 +375,7 @@ class Record(DirtyFieldsMixin, models.Model):
         related_name="updated_accounting_records")
 
     def __init__(self, *args, **kwargs):
-        super(Record, self).__init__(*args, **kwargs)
+        super().__init__(*args, **kwargs)
         self._debit_amount = None
         self._credit_amount = None
         self.balance = None
diff --git a/mia_core/forms.py b/mia_core/forms.py
index df98a1d..02d9d75 100644
--- a/mia_core/forms.py
+++ b/mia_core/forms.py
@@ -50,7 +50,7 @@ class UserForm(forms.Form):
     is_disabled = forms.BooleanField(required=False)
 
     def __init__(self, *args, **kwargs):
-        super(UserForm, self).__init__(*args, **kwargs)
+        super().__init__(*args, **kwargs)
         self.user = None
         self.current_user = None