diff --git a/pkg/features/kube_features.go b/pkg/features/kube_features.go
index 9d87a9e1cdb..ad450bb4017 100644
--- a/pkg/features/kube_features.go
+++ b/pkg/features/kube_features.go
@@ -965,7 +965,6 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
 	genericfeatures.DryRun:                              {Default: true, PreRelease: featuregate.GA},
 	genericfeatures.ServerSideApply:                     {Default: true, PreRelease: featuregate.GA},
 	genericfeatures.APIPriorityAndFairness:              {Default: true, PreRelease: featuregate.Beta},
-	genericfeatures.WarningHeaders:                      {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.24
 	genericfeatures.OpenAPIEnums:                        {Default: false, PreRelease: featuregate.Alpha},
 	genericfeatures.CustomResourceValidationExpressions: {Default: false, PreRelease: featuregate.Alpha},
 	genericfeatures.OpenAPIV3:                           {Default: false, PreRelease: featuregate.Alpha},
diff --git a/staging/src/k8s.io/apiserver/pkg/features/kube_features.go b/staging/src/k8s.io/apiserver/pkg/features/kube_features.go
index fc3d476b736..1cb1aaf0918 100644
--- a/staging/src/k8s.io/apiserver/pkg/features/kube_features.go
+++ b/staging/src/k8s.io/apiserver/pkg/features/kube_features.go
@@ -128,13 +128,6 @@ const (
 	// Allows label and field based indexes in apiserver watch cache to accelerate list operations.
 	SelectorIndex featuregate.Feature = "SelectorIndex"
 
-	// owner: @liggitt
-	// beta: v1.19
-	// GA: v1.22
-	//
-	// Allows sending warning headers in API responses.
-	WarningHeaders featuregate.Feature = "WarningHeaders"
-
 	// owner: @wojtek-t
 	// alpha: v1.20
 	// beta: v1.21
@@ -205,7 +198,6 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
 	APIPriorityAndFairness:              {Default: true, PreRelease: featuregate.Beta},
 	RemoveSelfLink:                      {Default: true, PreRelease: featuregate.GA, LockToDefault: true},
 	SelectorIndex:                       {Default: true, PreRelease: featuregate.GA, LockToDefault: true},
-	WarningHeaders:                      {Default: true, PreRelease: featuregate.GA, LockToDefault: true},
 	EfficientWatchResumption:            {Default: true, PreRelease: featuregate.GA, LockToDefault: true},
 	APIServerIdentity:                   {Default: false, PreRelease: featuregate.Alpha},
 	APIServerTracing:                    {Default: false, PreRelease: featuregate.Alpha},