diff --git a/ci-operator/step-registry/ipi/install/install/ipi-install-install-commands.sh b/ci-operator/step-registry/ipi/install/install/ipi-install-install-commands.sh
index 5e6fede17b8b8..21be2bf0c319c 100755
--- a/ci-operator/step-registry/ipi/install/install/ipi-install-install-commands.sh
+++ b/ci-operator/step-registry/ipi/install/install/ipi-install-install-commands.sh
@@ -395,6 +395,34 @@ EOF
   done
 }
 
+function vsphere_internal_network() {
+  local dir=${1}
+
+
+  PATCH="${SHARED_DIR}/nodeNetworking-internal.yaml.patch"
+  cat > "${PATCH}" << EOF
+spec:
+  platformSpec:
+    vsphere:
+      nodeNetworking:
+        internal:
+          networkSubnetCidr:
+            - "$MACHINE_NETWORK_0"
+            - "$MACHINE_NETWORK_1"
+        external:
+          networkSubnetCidr:
+            - "$MACHINE_NETWORK_0"
+            - "$MACHINE_NETWORK_1"
+EOF
+
+
+  yq-go m -x -i  $dir/manifests/cluster-infrastructure-02-config.yml "${PATCH}"
+
+  cat $dir/manifests/cluster-infrastructure-02-config.yml
+}
+
+
+
 # inject_spot_instance_config is an AWS specific option that enables the use of AWS spot instances for worker nodes
 function inject_spot_instance_config() {
   local dir=${1}
@@ -528,6 +556,9 @@ dir=/tmp/installer
 mkdir "${dir}/"
 cp "${SHARED_DIR}/install-config.yaml" "${dir}/"
 
+MACHINE_NETWORK_0=$(yq-go r "${SHARED_DIR}/install-config.yaml" 'networking.machineNetwork[0].cidr')
+MACHINE_NETWORK_1=$(yq-go r "${SHARED_DIR}/install-config.yaml" 'networking.machineNetwork[1].cidr')
+
 echo "install-config.yaml"
 echo "-------------------"
 cat ${SHARED_DIR}/install-config.yaml | grep -v "password\|username\|pullSecret" | tee ${ARTIFACT_DIR}/install-config.yaml
@@ -544,6 +575,7 @@ wait "$!"
 
 # Platform specific manifests adjustments
 case "${CLUSTER_TYPE}" in
+vsphere) vsphere_internal_network ${dir} ;;
 azure4|azure-arm64) inject_boot_diagnostics ${dir} ;;
 aws|aws-arm64|aws-usgov)
     if [[ "${SPOT_INSTANCES:-}"  == 'true' ]]; then
diff --git a/ci-operator/step-registry/ipi/install/install/ipi-install-install-ref.yaml b/ci-operator/step-registry/ipi/install/install/ipi-install-install-ref.yaml
index bf20554c9ade3..5e2fdfa30ea60 100644
--- a/ci-operator/step-registry/ipi/install/install/ipi-install-install-ref.yaml
+++ b/ci-operator/step-registry/ipi/install/install/ipi-install-install-ref.yaml
@@ -1,6 +1,6 @@
 ref:
   as: ipi-install-install
-  from: installer
+  from: upi-installer
   grace_period: 10m
   commands: ipi-install-install-commands.sh
   cli: latest
diff --git a/ci-operator/step-registry/ovn/conf/vsphere-dualstack/ovn-conf-vsphere-dualstack-commands.sh b/ci-operator/step-registry/ovn/conf/vsphere-dualstack/ovn-conf-vsphere-dualstack-commands.sh
index 689bb1943c4c2..83d3c7472030f 100644
--- a/ci-operator/step-registry/ovn/conf/vsphere-dualstack/ovn-conf-vsphere-dualstack-commands.sh
+++ b/ci-operator/step-registry/ovn/conf/vsphere-dualstack/ovn-conf-vsphere-dualstack-commands.sh
@@ -5,8 +5,8 @@ set -o pipefail
 
 echo "saving ipv4 vip configuration"
 
-API_VIP=$(/tmp/yq e '.platform.vsphere.apiVIP' ${SHARED_DIR}/install-config.yaml)
-INGRESS_VIP=$(/tmp/yq e '.platform.vsphere.ingressVIP' ${SHARED_DIR}/install-config.yaml)
+API_VIP=$(/tmp/yq e '.platform.vsphere.apiVIP' "${SHARED_DIR}/install-config.yaml")
+INGRESS_VIP=$(/tmp/yq e '.platform.vsphere.ingressVIP' "${SHARED_DIR}/install-config.yaml")
 export API_VIP
 export INGRESS_VIP
 
@@ -35,3 +35,12 @@ networking:
   - 172.30.0.0/16
   - fd65:172:16::/112
 EOF
+
+if [[ "${IP_FAMILIES}" == "DualStackIPv6Primary" ]]; then
+  echo Swapping IP addresses
+  /tmp/yq e --inplace '.platform.vsphere.apiVIPs = (.platform.vsphere.apiVIPs | reverse)' ${SHARED_DIR}/install-config.yaml
+  /tmp/yq e --inplace '.platform.vsphere.ingressVIPs = (.platform.vsphere.ingressVIPs | reverse)' ${SHARED_DIR}/install-config.yaml
+  /tmp/yq e --inplace '.networking.machineNetwork = (.networking.machineNetwork | reverse)' "${SHARED_DIR}/install-config.yaml"
+  /tmp/yq e --inplace '.networking.clusterNetwork = (.networking.clusterNetwork | reverse)' "${SHARED_DIR}/install-config.yaml"
+  /tmp/yq e --inplace '.networking.serviceNetwork = (.networking.serviceNetwork | reverse)' "${SHARED_DIR}/install-config.yaml"
+fi
diff --git a/ci-operator/step-registry/ovn/conf/vsphere-dualstack/ovn-conf-vsphere-dualstack-ref.yaml b/ci-operator/step-registry/ovn/conf/vsphere-dualstack/ovn-conf-vsphere-dualstack-ref.yaml
index 86e96ee72919c..0347cdc2d0673 100644
--- a/ci-operator/step-registry/ovn/conf/vsphere-dualstack/ovn-conf-vsphere-dualstack-ref.yaml
+++ b/ci-operator/step-registry/ovn/conf/vsphere-dualstack/ovn-conf-vsphere-dualstack-ref.yaml
@@ -9,5 +9,8 @@ ref:
     requests:
       cpu: 10m
       memory: 100Mi
+  env:
+    - name: IP_FAMILIES
+      default: "DualStack"
   documentation: |-
     The ovn dualstack conf step adds the configuration for dualstack to set of manifests for installation