diff --git a/website/docs/r/kubernetes_cluster.html.markdown b/website/docs/r/kubernetes_cluster.html.markdown
index a9f297b2ca18..6e5f2c85a37f 100644
--- a/website/docs/r/kubernetes_cluster.html.markdown
+++ b/website/docs/r/kubernetes_cluster.html.markdown
@@ -392,7 +392,7 @@ A `default_node_pool` block supports the following:
 
 -> **Note:** This requires that the Preview Feature `Microsoft.ContainerService/PodSubnetPreview` is enabled and the Resource Provider is re-registered, see [the documentation](https://docs.microsoft.com/azure/aks/configure-azure-cni#register-the-podsubnetpreview-preview-feature) for more information.
 
-* `scale_down_mode` - (Optional) Specifies the autoscaling behaviour of the Kubernetes Cluster. If not specified, it defaults to 'ScaleDownModeDelete'. Possible values include 'ScaleDownModeDelete' and 'ScaleDownModeDeallocate'. Changing this forces a new resource to be created.
+* `scale_down_mode` - (Optional) Specifies the autoscaling behaviour of the Kubernetes Cluster. Allowed values are `Delete` and `Deallocate`. Defaults to `Delete`. Changing this forces a new resource to be created.
 
 * `type` - (Optional) The type of Node Pool which should be created. Possible values are `AvailabilitySet` and `VirtualMachineScaleSets`. Defaults to `VirtualMachineScaleSets`. Changing this forces a new resource to be created.