diff --git a/pkg/generated/openapi/zz_generated.openapi.go b/pkg/generated/openapi/zz_generated.openapi.go
index 4b6c8876c56..746fa125fda 100644
--- a/pkg/generated/openapi/zz_generated.openapi.go
+++ b/pkg/generated/openapi/zz_generated.openapi.go
@@ -41079,7 +41079,7 @@ func schema_k8sio_api_networking_v1alpha1_ServiceCIDRSpec(ref common.ReferenceCa
 							},
 						},
 						SchemaProps: spec.SchemaProps{
-							Description: "CIDRs defines the IP blocks in CIDR notation (e.g. \"192.168.0.0/24\" or \"2001:db8::/64\") from which to assign service cluster IPs. Max of two CIDRs is allowed, one of each IP family. This field is immutable.",
+							Description: "CIDRs defines the IP blocks in CIDR notation (e.g. \"192.168.0.0/24\" or \"2001:db8::/64\") from which to assign service cluster IPs. Max of two CIDRs is allowed, one of each IP family. The network address of each CIDR, the address that identifies the subnet of a host, is reserved and will not be allocated. The broadcast address for IPv4 CIDRs is also reserved and will not be allocated. This field is immutable.",
 							Type:        []string{"array"},
 							Items: &spec.SchemaOrArray{
 								Schema: &spec.Schema{
diff --git a/staging/src/k8s.io/api/networking/v1alpha1/generated.proto b/staging/src/k8s.io/api/networking/v1alpha1/generated.proto
index 1cb10521e58..80ec6af735e 100644
--- a/staging/src/k8s.io/api/networking/v1alpha1/generated.proto
+++ b/staging/src/k8s.io/api/networking/v1alpha1/generated.proto
@@ -119,6 +119,9 @@ message ServiceCIDRList {
 message ServiceCIDRSpec {
   // CIDRs defines the IP blocks in CIDR notation (e.g. "192.168.0.0/24" or "2001:db8::/64")
   // from which to assign service cluster IPs. Max of two CIDRs is allowed, one of each IP family.
+  // The network address of each CIDR, the address that identifies the subnet of a host, is reserved
+  // and will not be allocated. The broadcast address for IPv4 CIDRs is also reserved and will not be
+  // allocated.
   // This field is immutable.
   // +optional
   // +listType=atomic
diff --git a/staging/src/k8s.io/api/networking/v1alpha1/types_swagger_doc_generated.go b/staging/src/k8s.io/api/networking/v1alpha1/types_swagger_doc_generated.go
index 481ec06030b..4c8eb57a7a5 100644
--- a/staging/src/k8s.io/api/networking/v1alpha1/types_swagger_doc_generated.go
+++ b/staging/src/k8s.io/api/networking/v1alpha1/types_swagger_doc_generated.go
@@ -91,7 +91,7 @@ func (ServiceCIDRList) SwaggerDoc() map[string]string {
 
 var map_ServiceCIDRSpec = map[string]string{
 	"":      "ServiceCIDRSpec define the CIDRs the user wants to use for allocating ClusterIPs for Services.",
-	"cidrs": "CIDRs defines the IP blocks in CIDR notation (e.g. \"192.168.0.0/24\" or \"2001:db8::/64\") from which to assign service cluster IPs. Max of two CIDRs is allowed, one of each IP family. This field is immutable.",
+	"cidrs": "CIDRs defines the IP blocks in CIDR notation (e.g. \"192.168.0.0/24\" or \"2001:db8::/64\") from which to assign service cluster IPs. Max of two CIDRs is allowed, one of each IP family. The network address of each CIDR, the address that identifies the subnet of a host, is reserved and will not be allocated. The broadcast address for IPv4 CIDRs is also reserved and will not be allocated. This field is immutable.",
 }
 
 func (ServiceCIDRSpec) SwaggerDoc() map[string]string {