diff --git a/api/openapi-spec/swagger.json b/api/openapi-spec/swagger.json
index 2c0bc123d30..5fb579b192c 100644
--- a/api/openapi-spec/swagger.json
+++ b/api/openapi-spec/swagger.json
@@ -11601,7 +11601,7 @@
       "description": "NetworkPolicyPort describes a port to allow traffic on",
       "properties": {
         "endPort": {
-          "description": "If set, indicates that the range of ports from port to endPort, inclusive, should be allowed by the policy. This field cannot be defined if the port field is not defined or if the port field is defined as a named (string) port. The endPort must be equal or greater than port. This feature is in Alpha state and should be enabled using the Feature Gate \"NetworkPolicyEndPort\".",
+          "description": "If set, indicates that the range of ports from port to endPort, inclusive, should be allowed by the policy. This field cannot be defined if the port field is not defined or if the port field is defined as a named (string) port. The endPort must be equal or greater than port. This feature is in Beta state and is enabled by default. It can be disabled using the Feature Gate \"NetworkPolicyEndPort\".",
           "format": "int32",
           "type": "integer"
         },
diff --git a/pkg/apis/networking/types.go b/pkg/apis/networking/types.go
index a8edea71eea..a3f68bd07c2 100644
--- a/pkg/apis/networking/types.go
+++ b/pkg/apis/networking/types.go
@@ -149,8 +149,8 @@ type NetworkPolicyPort struct {
 	// should be allowed by the policy. This field cannot be defined if the port field
 	// is not defined or if the port field is defined as a named (string) port.
 	// The endPort must be equal or greater than port.
-	// This feature is in Alpha state and should be enabled using the Feature Gate
-	// "NetworkPolicyEndPort".
+	// This feature is in Beta state and is enabled by default.
+	// It can be disabled using the Feature Gate "NetworkPolicyEndPort".
 	// +optional
 	EndPort *int32
 }
diff --git a/pkg/features/kube_features.go b/pkg/features/kube_features.go
index cf99293d203..17d1c820569 100644
--- a/pkg/features/kube_features.go
+++ b/pkg/features/kube_features.go
@@ -254,6 +254,7 @@ const (
 	// owner: @rikatz
 	// kep: http://kep.k8s.io/2079
 	// alpha: v1.21
+	// beta:  v1.22
 	//
 	// Enables the endPort field in NetworkPolicy to enable a Port Range behavior in Network Policies.
 	NetworkPolicyEndPort featuregate.Feature = "NetworkPolicyEndPort"
@@ -781,7 +782,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
 	CSIVolumeFSGroupPolicy:                         {Default: true, PreRelease: featuregate.Beta},
 	RuntimeClass:                                   {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.23
 	NodeLease:                                      {Default: true, PreRelease: featuregate.GA, LockToDefault: true},
-	NetworkPolicyEndPort:                           {Default: false, PreRelease: featuregate.Alpha},
+	NetworkPolicyEndPort:                           {Default: true, PreRelease: featuregate.Beta},
 	ProcMountType:                                  {Default: false, PreRelease: featuregate.Alpha},
 	TTLAfterFinished:                               {Default: true, PreRelease: featuregate.Beta},
 	IndexedJob:                                     {Default: true, PreRelease: featuregate.Beta},
diff --git a/staging/src/k8s.io/api/extensions/v1beta1/generated.proto b/staging/src/k8s.io/api/extensions/v1beta1/generated.proto
index 427886414a0..7da7e027607 100644
--- a/staging/src/k8s.io/api/extensions/v1beta1/generated.proto
+++ b/staging/src/k8s.io/api/extensions/v1beta1/generated.proto
@@ -764,8 +764,8 @@ message NetworkPolicyPort {
   // should be allowed by the policy. This field cannot be defined if the port field
   // is not defined or if the port field is defined as a named (string) port.
   // The endPort must be equal or greater than port.
-  // This feature is in Alpha state and should be enabled using the Feature Gate
-  // "NetworkPolicyEndPort".
+  // This feature is in Beta state and is enabled by default.
+  // It can be disabled using the Feature Gate "NetworkPolicyEndPort".
   // +optional
   optional int32 endPort = 3;
 }
diff --git a/staging/src/k8s.io/api/extensions/v1beta1/types.go b/staging/src/k8s.io/api/extensions/v1beta1/types.go
index 1ef23545cee..e2429606d1c 100644
--- a/staging/src/k8s.io/api/extensions/v1beta1/types.go
+++ b/staging/src/k8s.io/api/extensions/v1beta1/types.go
@@ -1493,8 +1493,8 @@ type NetworkPolicyPort struct {
 	// should be allowed by the policy. This field cannot be defined if the port field
 	// is not defined or if the port field is defined as a named (string) port.
 	// The endPort must be equal or greater than port.
-	// This feature is in Alpha state and should be enabled using the Feature Gate
-	// "NetworkPolicyEndPort".
+	// This feature is in Beta state and is enabled by default.
+	// It can be disabled using the Feature Gate "NetworkPolicyEndPort".
 	// +optional
 	EndPort *int32 `json:"endPort,omitempty" protobuf:"bytes,3,opt,name=endPort"`
 }
diff --git a/staging/src/k8s.io/api/extensions/v1beta1/types_swagger_doc_generated.go b/staging/src/k8s.io/api/extensions/v1beta1/types_swagger_doc_generated.go
index 8f40402c64c..ce9fedac0a1 100644
--- a/staging/src/k8s.io/api/extensions/v1beta1/types_swagger_doc_generated.go
+++ b/staging/src/k8s.io/api/extensions/v1beta1/types_swagger_doc_generated.go
@@ -416,7 +416,7 @@ var map_NetworkPolicyPort = map[string]string{
 	"":         "DEPRECATED 1.9 - This group version of NetworkPolicyPort is deprecated by networking/v1/NetworkPolicyPort.",
 	"protocol": "Optional.  The protocol (TCP, UDP, or SCTP) which traffic must match. If not specified, this field defaults to TCP.",
 	"port":     "The port on the given protocol. This can either be a numerical or named port on a pod. If this field is not provided, this matches all port names and numbers. If present, only traffic on the specified protocol AND port will be matched.",
-	"endPort":  "If set, indicates that the range of ports from port to endPort, inclusive, should be allowed by the policy. This field cannot be defined if the port field is not defined or if the port field is defined as a named (string) port. The endPort must be equal or greater than port. This feature is in Alpha state and should be enabled using the Feature Gate \"NetworkPolicyEndPort\".",
+	"endPort":  "If set, indicates that the range of ports from port to endPort, inclusive, should be allowed by the policy. This field cannot be defined if the port field is not defined or if the port field is defined as a named (string) port. The endPort must be equal or greater than port. This feature is in Beta state and is enabled by default. It can be disabled using the Feature Gate \"NetworkPolicyEndPort\".",
 }
 
 func (NetworkPolicyPort) SwaggerDoc() map[string]string {
diff --git a/staging/src/k8s.io/api/networking/v1/generated.proto b/staging/src/k8s.io/api/networking/v1/generated.proto
index e687bc5647a..8559e92d73b 100644
--- a/staging/src/k8s.io/api/networking/v1/generated.proto
+++ b/staging/src/k8s.io/api/networking/v1/generated.proto
@@ -439,8 +439,8 @@ message NetworkPolicyPort {
   // should be allowed by the policy. This field cannot be defined if the port field
   // is not defined or if the port field is defined as a named (string) port.
   // The endPort must be equal or greater than port.
-  // This feature is in Alpha state and should be enabled using the Feature Gate
-  // "NetworkPolicyEndPort".
+  // This feature is in Beta state and is enabled by default.
+  // It can be disabled using the Feature Gate "NetworkPolicyEndPort".
   // +optional
   optional int32 endPort = 3;
 }
diff --git a/staging/src/k8s.io/api/networking/v1/types.go b/staging/src/k8s.io/api/networking/v1/types.go
index 99e9fe3e2af..003c7e24b82 100644
--- a/staging/src/k8s.io/api/networking/v1/types.go
+++ b/staging/src/k8s.io/api/networking/v1/types.go
@@ -152,8 +152,8 @@ type NetworkPolicyPort struct {
 	// should be allowed by the policy. This field cannot be defined if the port field
 	// is not defined or if the port field is defined as a named (string) port.
 	// The endPort must be equal or greater than port.
-	// This feature is in Alpha state and should be enabled using the Feature Gate
-	// "NetworkPolicyEndPort".
+	// This feature is in Beta state and is enabled by default.
+	// It can be disabled using the Feature Gate "NetworkPolicyEndPort".
 	// +optional
 	EndPort *int32 `json:"endPort,omitempty" protobuf:"bytes,3,opt,name=endPort"`
 }
diff --git a/staging/src/k8s.io/api/networking/v1/types_swagger_doc_generated.go b/staging/src/k8s.io/api/networking/v1/types_swagger_doc_generated.go
index 83c5094c695..49b38bd0492 100644
--- a/staging/src/k8s.io/api/networking/v1/types_swagger_doc_generated.go
+++ b/staging/src/k8s.io/api/networking/v1/types_swagger_doc_generated.go
@@ -244,7 +244,7 @@ var map_NetworkPolicyPort = map[string]string{
 	"":         "NetworkPolicyPort describes a port to allow traffic on",
 	"protocol": "The protocol (TCP, UDP, or SCTP) which traffic must match. If not specified, this field defaults to TCP.",
 	"port":     "The port on the given protocol. This can either be a numerical or named port on a pod. If this field is not provided, this matches all port names and numbers. If present, only traffic on the specified protocol AND port will be matched.",
-	"endPort":  "If set, indicates that the range of ports from port to endPort, inclusive, should be allowed by the policy. This field cannot be defined if the port field is not defined or if the port field is defined as a named (string) port. The endPort must be equal or greater than port. This feature is in Alpha state and should be enabled using the Feature Gate \"NetworkPolicyEndPort\".",
+	"endPort":  "If set, indicates that the range of ports from port to endPort, inclusive, should be allowed by the policy. This field cannot be defined if the port field is not defined or if the port field is defined as a named (string) port. The endPort must be equal or greater than port. This feature is in Beta state and is enabled by default. It can be disabled using the Feature Gate \"NetworkPolicyEndPort\".",
 }
 
 func (NetworkPolicyPort) SwaggerDoc() map[string]string {