diff --git a/infrared_plugin/plugin.spec b/infrared_plugin/plugin.spec
index 55d9cb327..c8dfed24f 100644
--- a/infrared_plugin/plugin.spec
+++ b/infrared_plugin/plugin.spec
@@ -153,10 +153,6 @@ subparsers:
             type: Value
             help: user name to be used to connect to TripleO Overcloud hosts
             ansible_variable: overcloud_ssh_username
-          ubuntu-interface-name:
-            type: Value
-            help: primary interface name obtained from the ubuntu instances
-            ansible_variable: ubuntu_interface_name
 
       - title: Run stage
         options:
diff --git a/roles/tobiko-configure/defaults/main.yaml b/roles/tobiko-configure/defaults/main.yaml
index ecf18ec9b..e3ed2cee1 100644
--- a/roles/tobiko-configure/defaults/main.yaml
+++ b/roles/tobiko-configure/defaults/main.yaml
@@ -13,8 +13,6 @@ test_default_conf:
   tripleo:
     undercloud_ssh_hostname: "{{ undercloud_ssh_hostname }}"
     overcloud_ssh_username: "{{ overcloud_ssh_username }}"
-  ubuntu:
-    interface_name:  "{{ ubuntu_interface_name }}"
 
 test_log_debug: ''
 
@@ -28,5 +26,3 @@ undercloud_hostname: '{{ groups.get("undercloud", []) | first | default("undercl
 undercloud_ssh_hostname: ''
 
 overcloud_ssh_username: ''
-
-ubuntu_interface_name: ''
diff --git a/tobiko/openstack/glance/config.py b/tobiko/openstack/glance/config.py
index a96eef3f8..d30a2aa50 100644
--- a/tobiko/openstack/glance/config.py
+++ b/tobiko/openstack/glance/config.py
@@ -62,8 +62,6 @@ def get_images_options():
                         help="Default " + name + " username"),
              cfg.StrOpt('password',
                         help="Default " + name + " password"),
-             cfg.StrOpt('interface_name',
-                        help="Default " + name + " image interface name"),
              cfg.FloatOpt('connection_timeout',
                           default=None,
                           help=("Default " + name +
diff --git a/tobiko/openstack/stacks/_ubuntu.py b/tobiko/openstack/stacks/_ubuntu.py
index a2e01e964..177eb6e14 100644
--- a/tobiko/openstack/stacks/_ubuntu.py
+++ b/tobiko/openstack/stacks/_ubuntu.py
@@ -132,14 +132,14 @@ class UbuntuImageFixture(UbuntuMinimalImageFixture,
 
     @staticmethod
     def _get_ethernet_device() -> str:
-        ethernet_device = CONF.tobiko.ubuntu.interface_name
-        if ethernet_device is None:
-            from tobiko import tripleo
-            if tripleo.has_overcloud(min_version='17.0'):
-                ethernet_device = 'enp3s0'
-            else:
-                ethernet_device = 'ens3'
-        return ethernet_device
+        """From OSP17 and above, Ubuntu stack should use a different interface name.
+        This method returns the interface name, depending on the OSP version.
+        """
+        from tobiko import tripleo
+        if tripleo.has_overcloud(min_version='17.0'):
+            return 'enp3s0'
+        else:
+            return 'ens3'
 
     def _get_customized_suffix(self) -> str:
         return f'{super()._get_customized_suffix()}-{self.ethernet_device}'