diff --git a/lower-constraints.txt b/lower-constraints.txt
index 5da03fd60892..81b8f41f66d7 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -69,7 +69,7 @@ os-xenapi==0.3.4
 osc-lib==1.10.0
 oslo.cache==1.26.0
 oslo.concurrency==4.4.0
-oslo.config==6.8.0
+oslo.config==8.6.0
 oslo.context==3.1.1
 oslo.db==4.44.0
 oslo.i18n==5.0.1
diff --git a/nova/conf/libvirt.py b/nova/conf/libvirt.py
index 5d89dbe7396f..199cc6cf5eeb 100644
--- a/nova/conf/libvirt.py
+++ b/nova/conf/libvirt.py
@@ -235,7 +235,7 @@ Related options:
 * ``live_migration_uri``: If ``live_migration_uri`` value is not None, the
   scheme used for live migration is taken from ``live_migration_uri`` instead.
 """),
-    cfg.HostAddressOpt('live_migration_inbound_addr',
+    cfg.HostDomainOpt('live_migration_inbound_addr',
                        help="""
 IP address used as the live migration address for this host.
 
diff --git a/nova/conf/netconf.py b/nova/conf/netconf.py
index 69713bb741ef..ac1bc7a368f2 100644
--- a/nova/conf/netconf.py
+++ b/nova/conf/netconf.py
@@ -49,7 +49,7 @@ Related options:
 
 * my_ip - if my_block_storage_ip is not set, then my_ip value is used.
 """),
-    cfg.StrOpt("host",
+    cfg.HostDomainOpt("host",
         default=socket.gethostname(),
         sample_default='<current_hostname>',
         help="""
diff --git a/requirements.txt b/requirements.txt
index 1e84d66dc07f..4c7f340794c9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -33,7 +33,7 @@ stevedore>=1.20.0 # Apache-2.0
 websockify>=0.9.0 # LGPLv3
 oslo.cache>=1.26.0 # Apache-2.0
 oslo.concurrency>=4.4.0 # Apache-2.0
-oslo.config>=6.8.0 # Apache-2.0
+oslo.config>=8.6.0 # Apache-2.0
 oslo.context>=3.1.1 # Apache-2.0
 oslo.log>=4.4.0 # Apache-2.0
 oslo.reports>=1.18.0 # Apache-2.0