diff --git a/doc/ldif2dot-0.1.py b/doc/ldif2dot-0.1.py
index e016d22b..11165474 100644
--- a/doc/ldif2dot-0.1.py
+++ b/doc/ldif2dot-0.1.py
@@ -34,7 +34,7 @@ ldapsearch -x -b 'dc=nodomain' | \\
 import sys
 
 
-class Element(object):
+class Element:
     """Represents an LDIF entry."""
 
     def __init__(self):
@@ -109,7 +109,7 @@ class Element(object):
 
         return TABLE_TEMPLATE % (self.index, '\n    '.join(_format(self.attributes)), self.edge(dnmap))
 
-class Converter(object):
+class Converter:
     """An LDIF to DOT converter."""
 
     def __init__(self):
diff --git a/moulinette/__init__.py b/moulinette/__init__.py
index 7c39a673..5cdf7410 100755
--- a/moulinette/__init__.py
+++ b/moulinette/__init__.py
@@ -31,7 +31,7 @@ __all__ = ["init", "api", "cli", "m18n", "MoulinetteError", "Moulinette"]
 m18n = Moulinette18n()
 
 
-class classproperty(object):
+class classproperty:
     def __init__(self, f):
         self.f = f
 
diff --git a/moulinette/actionsmap.py b/moulinette/actionsmap.py
index b0b4b2bc..62ae5ca1 100644
--- a/moulinette/actionsmap.py
+++ b/moulinette/actionsmap.py
@@ -30,7 +30,7 @@ logger = logging.getLogger("moulinette.actionsmap")
 # Extra parameters definition
 
 
-class _ExtraParameter(object):
+class _ExtraParameter:
     """
     Argument parser for an extra parameter.
 
@@ -261,7 +261,7 @@ extraparameters_list = [
 # Extra parameters argument Parser
 
 
-class ExtraArgumentParser(object):
+class ExtraArgumentParser:
 
     """
     Argument validator and parser for the extra parameters.
@@ -373,7 +373,7 @@ class ExtraArgumentParser(object):
 # Main class ----------------------------------------------------------
 
 
-class ActionsMap(object):
+class ActionsMap:
 
     """Validate and process actions defined into an actions map
 
diff --git a/moulinette/authentication.py b/moulinette/authentication.py
index afe2c47d..4db1acc5 100644
--- a/moulinette/authentication.py
+++ b/moulinette/authentication.py
@@ -10,7 +10,7 @@ logger = logging.getLogger("moulinette.authenticator")
 # Base Class -----------------------------------------------------------
 
 
-class BaseAuthenticator(object):
+class BaseAuthenticator:
 
     """Authenticator base representation
 
diff --git a/moulinette/core.py b/moulinette/core.py
index 9dfcd7f8..af043083 100644
--- a/moulinette/core.py
+++ b/moulinette/core.py
@@ -30,7 +30,7 @@ def during_unittests_run():
 # Internationalization -------------------------------------------------
 
 
-class Translator(object):
+class Translator:
 
     """Internationalization class
 
@@ -190,7 +190,7 @@ class Translator(object):
         return True
 
 
-class Moulinette18n(object):
+class Moulinette18n:
 
     """Internationalization service for the moulinette
 
@@ -312,7 +312,7 @@ class MoulinetteAuthenticationError(MoulinetteError):
     http_code = 401
 
 
-class MoulinetteLock(object):
+class MoulinetteLock:
 
     """Locker for a moulinette instance
 
diff --git a/moulinette/interfaces/__init__.py b/moulinette/interfaces/__init__.py
index 9a5a353a..eeb0a97a 100644
--- a/moulinette/interfaces/__init__.py
+++ b/moulinette/interfaces/__init__.py
@@ -22,7 +22,7 @@ CALLBACKS_PROP = "_callbacks"
 # Base Class -----------------------------------------------------------
 
 
-class BaseActionsMapParser(object):
+class BaseActionsMapParser:
 
     """Actions map's base Parser
 
diff --git a/moulinette/interfaces/api.py b/moulinette/interfaces/api.py
index 4bfc51fe..7ce813ee 100644
--- a/moulinette/interfaces/api.py
+++ b/moulinette/interfaces/api.py
@@ -101,7 +101,7 @@ class APIQueueHandler(logging.Handler):
             sleep(0)
 
 
-class _HTTPArgumentParser(object):
+class _HTTPArgumentParser:
 
     """Argument parser for HTTP requests
 
@@ -275,7 +275,7 @@ class Session:
         response.delete_cookie(f"session.{Session.actionsmap_name}")
 
 
-class _ActionsMapPlugin(object):
+class _ActionsMapPlugin:
 
     """Actions map Bottle Plugin
 
diff --git a/moulinette/utils/log.py b/moulinette/utils/log.py
index 375affc2..283c121e 100644
--- a/moulinette/utils/log.py
+++ b/moulinette/utils/log.py
@@ -167,7 +167,7 @@ def getActionLogger(name=None, logger=None, action_id=None):
     return logger
 
 
-class ActionFilter(object):
+class ActionFilter:
 
     """Extend log record for an optionnal action