diff --git a/changelog/297.trivial.rst b/changelog/297.trivial.rst
new file mode 100644
index 0000000..8c7688e
--- /dev/null
+++ b/changelog/297.trivial.rst
@@ -0,0 +1 @@
+Make all classes subclass from ``object`` and fix ``super()`` call in ``LoadFileScheduling``;
diff --git a/xdist/dsession.py b/xdist/dsession.py
index 40ed0af..941715e 100644
--- a/xdist/dsession.py
+++ b/xdist/dsession.py
@@ -17,7 +17,7 @@ class Interrupted(KeyboardInterrupt):
     """ signals an immediate interruption. """
 
 
-class DSession:
+class DSession(object):
     """A py.test plugin which runs a distributed test session
 
     At the beginning of the test session this creates a NodeManager
@@ -316,7 +316,7 @@ class DSession:
         self.config.hook.pytest_runtest_logreport(report=rep)
 
 
-class TerminalDistReporter:
+class TerminalDistReporter(object):
     def __init__(self, config):
         self.config = config
         self.tr = config.pluginmanager.getplugin("terminalreporter")
diff --git a/xdist/looponfail.py b/xdist/looponfail.py
index 8253f9a..2f97a9d 100644
--- a/xdist/looponfail.py
+++ b/xdist/looponfail.py
@@ -157,7 +157,7 @@ def init_worker_session(channel, args, option_dict):
     WorkerFailSession(config, channel).main()
 
 
-class WorkerFailSession:
+class WorkerFailSession(object):
     def __init__(self, config, channel):
         self.config = config
         self.channel = channel
@@ -211,7 +211,7 @@ class WorkerFailSession:
         self.channel.send((trails, failreports, self.collection_failed))
 
 
-class StatRecorder:
+class StatRecorder(object):
     def __init__(self, rootdirlist):
         self.rootdirlist = rootdirlist
         self.statcache = {}
diff --git a/xdist/remote.py b/xdist/remote.py
index 346d6e5..0c62c6c 100644
--- a/xdist/remote.py
+++ b/xdist/remote.py
@@ -14,7 +14,7 @@ import _pytest.hookspec
 import pytest
 
 
-class WorkerInteractor:
+class WorkerInteractor(object):
     def __init__(self, config, channel):
         self.config = config
         self.workerid = config.workerinput.get('workerid', "?")
diff --git a/xdist/scheduler/each.py b/xdist/scheduler/each.py
index 578d406..42bc356 100644
--- a/xdist/scheduler/each.py
+++ b/xdist/scheduler/each.py
@@ -4,7 +4,7 @@ from xdist.workermanage import parse_spec_config
 from xdist.report import report_collection_diff
 
 
-class EachScheduling:
+class EachScheduling(object):
     """Implement scheduling of test items on all nodes
 
     If a node gets added after the test run is started then it is
diff --git a/xdist/scheduler/load.py b/xdist/scheduler/load.py
index 02be0d7..eb90bc7 100644
--- a/xdist/scheduler/load.py
+++ b/xdist/scheduler/load.py
@@ -7,7 +7,7 @@ from xdist.workermanage import parse_spec_config
 from xdist.report import report_collection_diff
 
 
-class LoadScheduling:
+class LoadScheduling(object):
     """Implement load scheduling across nodes.
 
     This distributes the tests collected across all nodes so each test