diff --git a/src/revpi_middleware/ios1/interface_devices.py b/src/revpi_middleware/ios1/interface_devices.py
index 569cb1f..c9aa901 100644
--- a/src/revpi_middleware/ios1/interface_devices.py
+++ b/src/revpi_middleware/ios1/interface_devices.py
@@ -35,7 +35,7 @@ class InterfaceDevice:
     def __init__(self, dbus: Union[SystemBus, SessionBus], device: Device):
         self.dbus = dbus
         self.device = device
-        self.object_path = get_device_object_path(device.position)
+        self.object_path = get_device_object_path(device)
 
     @property
     def bmk(self) -> str:
diff --git a/src/revpi_middleware/ios1/interface_ios.py b/src/revpi_middleware/ios1/interface_ios.py
index 3b1efb1..3594a7f 100644
--- a/src/revpi_middleware/ios1/interface_ios.py
+++ b/src/revpi_middleware/ios1/interface_ios.py
@@ -62,7 +62,7 @@ class InterfaceInput:
         self._raw = False
         self.dbus = dbus
         self.io = io
-        self.object_path = get_io_object_path(io.name)
+        self.object_path = get_io_object_path(io)
         try:
             self.variant_type = get_variant_type(self.io)
         except ValueError:
diff --git a/src/revpi_middleware/ios1/ios1_helper.py b/src/revpi_middleware/ios1/ios1_helper.py
index 491f5b7..0f03ef6 100644
--- a/src/revpi_middleware/ios1/ios1_helper.py
+++ b/src/revpi_middleware/ios1/ios1_helper.py
@@ -5,6 +5,7 @@
 
 from logging import getLogger
 
+from revpimodio2.device import Device
 from revpimodio2.io import IOBase
 
 log = getLogger(__name__)
@@ -13,12 +14,12 @@ REVPI_DBUS_NAME = "com.revolutionpi.ios1"
 REVPI_DBUS_BASE_PATH = "/com/revolutionpi/ios1"
 
 
-def get_io_object_path(io_name: str) -> str:
-    return f"{REVPI_DBUS_BASE_PATH}/io/{io_name}"
+def get_io_object_path(io: IOBase) -> str:
+    return f"{REVPI_DBUS_BASE_PATH}/io/{io.name}"
 
 
-def get_device_object_path(device_name: str) -> str:
-    return f"{REVPI_DBUS_BASE_PATH}/device/{device_name}"
+def get_device_object_path(device: Device) -> str:
+    return f"{REVPI_DBUS_BASE_PATH}/device/{device.position}"
 
 
 def get_variant_type(io: IOBase) -> str: