diff --git a/tripleoclient/tests/v1/undercloud/test_config.py b/tripleoclient/tests/v1/undercloud/test_config.py
index 7b3eda33b..efb53f3a7 100644
--- a/tripleoclient/tests/v1/undercloud/test_config.py
+++ b/tripleoclient/tests/v1/undercloud/test_config.py
@@ -215,12 +215,6 @@ class TestNetworkSettings(TestBaseNetworkSettings):
                          group='ctlplane-subnet')
         undercloud_config._process_network_args(env)
         expected = {
-            'NovaIPv6': True,
-            'RabbitIPv6': True,
-            'MemcachedIPv6': True,
-            'RedisIPv6': True,
-            'MysqlIPv6': True,
-            'IronicIpVersion': '6',
             'ControlPlaneStaticRoutes': [],
             'IronicInspectorSubnets': [
                 {'gateway': 'fd12:3456:789a:1::1',
@@ -265,12 +259,6 @@ class TestNetworkSettings(TestBaseNetworkSettings):
                          group='ctlplane-subnet')
         undercloud_config._process_network_args(env)
         expected = {
-            'NovaIPv6': True,
-            'RabbitIPv6': True,
-            'MemcachedIPv6': True,
-            'RedisIPv6': True,
-            'MysqlIPv6': True,
-            'IronicIpVersion': '6',
             'ControlPlaneStaticRoutes': [],
             'IronicInspectorSubnets': [
                 {'gateway': 'fd12:3456:789a:1::1',
diff --git a/tripleoclient/v1/undercloud_config.py b/tripleoclient/v1/undercloud_config.py
index 57fff649f..5565ce216 100644
--- a/tripleoclient/v1/undercloud_config.py
+++ b/tripleoclient/v1/undercloud_config.py
@@ -390,13 +390,6 @@ def _process_network_args(env):
                                               'Please provide less than 6 '
                                               'servers in undercloud_'
                                               'nameservers.')
-    if netaddr.IPNetwork(CONF['local_ip']).version == 6:
-        env['NovaIPv6'] = True
-        env['RabbitIPv6'] = True
-        env['MemcachedIPv6'] = True
-        env['RedisIPv6'] = True
-        env['MysqlIPv6'] = True
-        env['IronicIpVersion'] = '6'
 
     # We do not use undercloud ips for env, but just validate the configured
     # value here.