diff --git a/playbooks/roles/bifrost-ironic-install/defaults/main.yml b/playbooks/roles/bifrost-ironic-install/defaults/main.yml
index 96ba32682..d7a2d3c8d 100644
--- a/playbooks/roles/bifrost-ironic-install/defaults/main.yml
+++ b/playbooks/roles/bifrost-ironic-install/defaults/main.yml
@@ -122,7 +122,7 @@ custom_deploy_image_upstream_url: "{{ cirros_deploy_image_upstream_url | default
 # By default bifrost will deploy dnsmasq to utilize as an integrated DHCP
 # server. If you already have a DHCP server or do not need DHCP/TFTP at all,
 # you can pass --disable-dhcp to the bifrost-cli install command to disable it.
-enable_dhcp: "{{ include_dhcp_server | default(true) }}"
+enable_dhcp: true
 # *_git_url can be overridden by local clones for offline installs
 dib_git_url: https://opendev.org/openstack/diskimage-builder
 ironicclient_git_url: https://opendev.org/openstack/python-ironicclient
diff --git a/releasenotes/notes/remove-include_dhcp_server-87e0a58e7fa230c6.yaml b/releasenotes/notes/remove-include_dhcp_server-87e0a58e7fa230c6.yaml
new file mode 100644
index 000000000..590a68c26
--- /dev/null
+++ b/releasenotes/notes/remove-include_dhcp_server-87e0a58e7fa230c6.yaml
@@ -0,0 +1,5 @@
+---
+upgrade:
+  - |
+    The variable ``include_dhcp_server`` has been completely removed,
+    please use ``enable_dhcp`` instead.