diff --git a/daemon/core/location/mobility.py b/daemon/core/location/mobility.py
index 470b2a84..085962ff 100644
--- a/daemon/core/location/mobility.py
+++ b/daemon/core/location/mobility.py
@@ -302,7 +302,7 @@ class BasicRangeModel(WirelessModel):
         :param core.session.Session session: related core session
         :param int _id: object id
         """
-        super().__init__(session=session, _id=_id)
+        super().__init__(session, _id)
         self.session = session
         self.wlan = session.get_node(_id)
         self._netifs = {}
diff --git a/daemon/core/nodes/interface.py b/daemon/core/nodes/interface.py
index 4dde287a..84e8f399 100644
--- a/daemon/core/nodes/interface.py
+++ b/daemon/core/nodes/interface.py
@@ -232,7 +232,7 @@ class Veth(CoreInterface):
         :raises CoreCommandError: when there is a command exception
         """
         # note that net arg is ignored
-        CoreInterface.__init__(self, session, node, name, mtu, server)
+        super().__init__(session, node, name, mtu, server)
         self.localname = localname
         self.up = False
         if start:
@@ -293,7 +293,7 @@ class TunTap(CoreInterface):
             will run on, default is None for localhost
         :param bool start: start flag
         """
-        CoreInterface.__init__(self, session, node, name, mtu, server)
+        super().__init__(session, node, name, mtu, server)
         self.localname = localname
         self.up = False
         self.transport_type = "virtual"
@@ -476,7 +476,7 @@ class GreTap(CoreInterface):
             will run on, default is None for localhost
         :raises CoreCommandError: when there is a command exception
         """
-        CoreInterface.__init__(self, session, node, name, mtu, server)
+        super().__init__(session, node, name, mtu, server)
         if _id is None:
             # from PyCoreObj
             _id = ((id(self) >> 16) ^ (id(self) & 0xFFFF)) & 0xFFFF
diff --git a/daemon/core/nodes/ipaddress.py b/daemon/core/nodes/ipaddress.py
index c0b4e209..d77b3a94 100644
--- a/daemon/core/nodes/ipaddress.py
+++ b/daemon/core/nodes/ipaddress.py
@@ -401,7 +401,7 @@ class Ipv4Prefix(IpPrefix):
 
         :param str prefixstr: ip prefix
         """
-        IpPrefix.__init__(self, AF_INET, prefixstr)
+        super().__init__(AF_INET, prefixstr)
 
 
 class Ipv6Prefix(IpPrefix):
@@ -415,7 +415,7 @@ class Ipv6Prefix(IpPrefix):
 
         :param str prefixstr: ip prefix
         """
-        IpPrefix.__init__(self, AF_INET6, prefixstr)
+        super().__init__(AF_INET6, prefixstr)
 
 
 def is_ip_address(af, addrstr):
diff --git a/daemon/core/nodes/physical.py b/daemon/core/nodes/physical.py
index c1d6328b..4ed38470 100644
--- a/daemon/core/nodes/physical.py
+++ b/daemon/core/nodes/physical.py
@@ -19,7 +19,7 @@ class PhysicalNode(CoreNodeBase):
     def __init__(
         self, session, _id=None, name=None, nodedir=None, start=True, server=None
     ):
-        CoreNodeBase.__init__(self, session, _id, name, start, server)
+        super().__init__(session, _id, name, start, server)
         if not self.server:
             raise CoreError("physical nodes must be assigned to a remote server")
         self.nodedir = nodedir