diff --git a/nova/conf/network.py b/nova/conf/network.py
index bdf54311411f..53c001e5b10d 100644
--- a/nova/conf/network.py
+++ b/nova/conf/network.py
@@ -923,6 +923,11 @@ Related options:
 * use_neutron
 """),
     cfg.StrOpt('firewall_driver',
+        deprecated_for_removal=True,
+        deprecated_since='16.0.0',
+        deprecated_reason="""
+nova-network is deprecated, as are any related configuration options.
+""",
         help="""
 Firewall driver to use with ``nova-network`` service.
 
diff --git a/releasenotes/notes/deprecate-more-nova-network-opts-a9f87c79f7d26438.yaml b/releasenotes/notes/deprecate-more-nova-network-opts-a9f87c79f7d26438.yaml
index 78c993608632..0423f3a86c52 100644
--- a/releasenotes/notes/deprecate-more-nova-network-opts-a9f87c79f7d26438.yaml
+++ b/releasenotes/notes/deprecate-more-nova-network-opts-a9f87c79f7d26438.yaml
@@ -5,3 +5,4 @@ deprecations:
     nova-network and are, like nova-network itself, now deprecated.
 
     - ``ipv6_backend``
+    - ``firewall_driver``