diff --git a/templates/cluster-template-private.yaml b/templates/cluster-template-private.yaml
index e4ef6aacd476..79afe019bc2e 100644
--- a/templates/cluster-template-private.yaml
+++ b/templates/cluster-template-private.yaml
@@ -30,6 +30,8 @@ spec:
     apiServerLB:
       name: ${CLUSTER_NAME}-internal-lb
       type: Internal
+    nodeOutboundLB:
+      frontendIPsCount: 1
     vnet:
       name: ${AZURE_VNET_NAME:=${CLUSTER_NAME}-vnet}
   resourceGroup: ${AZURE_RESOURCE_GROUP:=${CLUSTER_NAME}}
diff --git a/templates/flavors/private/patches/private-lb.yaml b/templates/flavors/private/patches/private-lb.yaml
index feaf2f0f9887..4cdc85a50145 100644
--- a/templates/flavors/private/patches/private-lb.yaml
+++ b/templates/flavors/private/patches/private-lb.yaml
@@ -7,4 +7,6 @@ spec:
     apiServerLB:
       name: ${CLUSTER_NAME}-internal-lb
       type: Internal
+    nodeOutboundLB:
+      frontendIPsCount: 1
 
diff --git a/templates/test/cluster-template-prow-private.yaml b/templates/test/cluster-template-prow-private.yaml
index 378b5cdc3ff0..68d8da5931f0 100644
--- a/templates/test/cluster-template-prow-private.yaml
+++ b/templates/test/cluster-template-prow-private.yaml
@@ -37,6 +37,8 @@ spec:
         privateIP: ${AZURE_INTERNAL_LB_IP}
       name: ${CLUSTER_NAME}-internal-lb
       type: Internal
+    nodeOutboundLB:
+      frontendIPsCount: 1
     subnets:
     - cidrBlocks:
       - ${AZURE_CP_SUBNET_CIDR}