diff --git a/doc/source/nodepool.rst b/doc/source/nodepool.rst
index 779ebde7a2..8fd3189978 100644
--- a/doc/source/nodepool.rst
+++ b/doc/source/nodepool.rst
@@ -21,7 +21,7 @@ At a Glance
   * nb07.opendev.org
   * zk01.opendev.org
   * zk02.opendev.org
-  * zk04.opendev.org
+  * zk03.opendev.org
 :Puppet:
   * https://opendev.org/opendev/puppet-openstackci/src/branch/master/manifests/nodepool_builder.pp
 :Configuration:
@@ -51,7 +51,7 @@ Zookeeper
 =========
 
 Nodepool stores image metadata in ZooKeeper.  We have a three-node
-ZooKeeper cluster running on zk04.opendev.org - zk06.opendev.org.
+ZooKeeper cluster running on zk01.opendev.org - zk03.opendev.org.
 
 The Nodepool CLI should be sufficient to examine and alter any of the
 information stored in ZooKeeper.  However, in case advanced debugging
diff --git a/hiera/common.yaml b/hiera/common.yaml
index 9d1584b247..ce850d2f5e 100644
--- a/hiera/common.yaml
+++ b/hiera/common.yaml
@@ -75,7 +75,7 @@ cacti_hosts:
 - ze12.opendev.org
 - zk01.opendev.org
 - zk02.opendev.org
-- zk04.opendev.org
+- zk03.opendev.org
 - zl01.opendev.org
 - zl02.opendev.org
 - zm01.opendev.org
diff --git a/inventory/base/hosts.yaml b/inventory/base/hosts.yaml
index 86bf81ff3c..a8fd3a8ee4 100644
--- a/inventory/base/hosts.yaml
+++ b/inventory/base/hosts.yaml
@@ -831,17 +831,17 @@ all:
         - 'ssh-rsa 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'
         - 'ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBMCs5Z9dewNbdQYn29C/I8AYtn4OH9G0wGfmioVKy6Yuacq9wEO/gowbyqN7CP6amXvJAUpSaruFbod/E3h/sGw='
         - 'ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHlQY0/PoCo9kOcDm81GNIbygH95DuCY2StZFtepfepL'
-    zk04.opendev.org:
-      ansible_host: 104.130.253.62
+    zk03.opendev.org:
+      ansible_host: 104.239.143.6
       location:
         cloud: openstackci-rax
-        region_name: DFW
-      public_v4: 104.130.253.62
-      public_v6: 2001:4800:7818:103:be76:4eff:fe03:e80d
+        region_name: DFW 
+      public_v4: 104.239.143.6
+      public_v6: 2001:4800:7818:104:be76:4eff:fe04:3b82
       host_keys:
-        - 'ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDNmgLg0YyYSqt4CPkI0c3oYk2PItCJ58AFC0tlFYxhU'
-        - 'ssh-rsa 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'
-        - 'ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBN4+2yrhZFi0CfV6ifRN1an6+iKtyd6r6nQsd2mJa2tZPd1ch8JYvT/IruocrlaGR/ef0yFJ/Ayi1mYCGCI1skM='
+        - 'ssh-rsa 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'
+        - 'ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBMskqMPrdJr6QiXCoM8LaOOc7vS7rHOm1pm67thhu/4e3KWOjHOhO6Byt1s7mdMNeNhpy8QrAXjKniw+lNud97s='
+        - 'ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEYF/dz0xgaKWs+1JP+8keFIU2IF4QoXKql8k6LnsgsE'
     zl01.opendev.org:
       ansible_host: 104.239.145.221
       location:
diff --git a/playbooks/roles/install-ansible/files/inventory_plugins/test-fixtures/results.yaml b/playbooks/roles/install-ansible/files/inventory_plugins/test-fixtures/results.yaml
index 38c0275b2a..6c7f7e017c 100644
--- a/playbooks/roles/install-ansible/files/inventory_plugins/test-fixtures/results.yaml
+++ b/playbooks/roles/install-ansible/files/inventory_plugins/test-fixtures/results.yaml
@@ -42,5 +42,5 @@ results:
     - zuul
     - zuul-executor
 
-  zk04.opendev.org:
+  zk99.opendev.org:
     - zookeeper
diff --git a/testinfra/test_zookeeper.py b/testinfra/test_zookeeper.py
index 5a4b1ebc78..cb49aafb01 100644
--- a/testinfra/test_zookeeper.py
+++ b/testinfra/test_zookeeper.py
@@ -16,19 +16,19 @@ import json
 import util
 
 
-testinfra_hosts = ['zk04.opendev.org']
+testinfra_hosts = ['zk99.opendev.org']
 
 
 def test_id_file(host):
     # Test that wacky hostname regex works
     myid = host.file('/var/zookeeper/data/myid')
-    assert myid.content == b'4\n'
+    assert myid.content == b'99\n'
 
 def test_zk_myid_is_set(host):
     # Test that our wacky hostname regex results in the correct
     # myid value in the running service.
     cmd = host.run("docker logs zookeeper-compose-zk-1")
-    assert "[myid:4]" in cmd.stdout
+    assert "[myid:99]" in cmd.stdout
 
 def test_zk_listening(host):
     zk = host.socket("tcp://0.0.0.0:2181")
@@ -64,7 +64,7 @@ def test_zookeeper_statsd_running(host):
 def test_zk_2181_accessibility(host):
     # Ask the host to report its own IP addresses. This will use our test
     # local /etc/hosts values and not DNS.
-    zk = host.addr("zk04.opendev.org")
+    zk = host.addr("zk99.opendev.org")
     # Verify it is using our local /etc/hosts values
     print(zk.ipv4_addresses)
     print(zk.ipv6_addresses)
diff --git a/zuul.d/system-config-run.yaml b/zuul.d/system-config-run.yaml
index 1f03692af6..f5834fe2aa 100644
--- a/zuul.d/system-config-run.yaml
+++ b/zuul.d/system-config-run.yaml
@@ -333,7 +333,7 @@
     nodeset:
       nodes:
         - <<: *bridge_node_x86
-        - name: zk04.opendev.org
+        - name: zk99.opendev.org
           label: ubuntu-noble
         - name: nl05.opendev.org
           label: ubuntu-noble
@@ -925,7 +925,7 @@
     nodeset:
       nodes:
         - <<: *bridge_node_x86
-        - name: zk04.opendev.org
+        - name: zk99.opendev.org
           label: ubuntu-noble
       groups:
         - <<: *bastion_group
@@ -974,7 +974,7 @@
     nodeset:
       nodes:
         - <<: *bridge_node_x86
-        - name: zk04.opendev.org
+        - name: zk99.opendev.org
           label: ubuntu-noble
         - name: zm01.opendev.org
           label: ubuntu-noble