diff --git a/pkg/features/kube_features.go b/pkg/features/kube_features.go
index 7306ac60175..ec96a027879 100644
--- a/pkg/features/kube_features.go
+++ b/pkg/features/kube_features.go
@@ -1239,10 +1239,6 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
 
 	genericfeatures.SeparateCacheWatchRPC: {Default: true, PreRelease: featuregate.Beta},
 
-	genericfeatures.ServerSideApply: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.29
-
-	genericfeatures.ServerSideFieldValidation: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.29
-
 	genericfeatures.StorageVersionAPI: {Default: false, PreRelease: featuregate.Alpha},
 
 	genericfeatures.StorageVersionHash: {Default: true, PreRelease: featuregate.Beta},
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 1fd3b8e0003..d45158cdcad 100644
--- a/staging/src/k8s.io/apiserver/pkg/features/kube_features.go
+++ b/staging/src/k8s.io/apiserver/pkg/features/kube_features.go
@@ -166,22 +166,6 @@ const (
 	// This prevents watch cache from being starved by other watches.
 	SeparateCacheWatchRPC featuregate.Feature = "SeparateCacheWatchRPC"
 
-	// owner: @apelisse, @lavalamp
-	// alpha: v1.14
-	// beta: v1.16
-	// stable: v1.22
-	//
-	// Server-side apply. Merging happens on the server.
-	ServerSideApply featuregate.Feature = "ServerSideApply"
-
-	// owner: @kevindelgado
-	// kep: https://kep.k8s.io/2885
-	// alpha: v1.23
-	// beta: v1.24
-	//
-	// Enables server-side field validation.
-	ServerSideFieldValidation featuregate.Feature = "ServerSideFieldValidation"
-
 	// owner: @enj
 	// beta: v1.29
 	//
@@ -361,10 +345,6 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
 
 	SeparateCacheWatchRPC: {Default: true, PreRelease: featuregate.Beta},
 
-	ServerSideApply: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.29
-
-	ServerSideFieldValidation: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.29
-
 	StorageVersionAPI: {Default: false, PreRelease: featuregate.Alpha},
 
 	StorageVersionHash: {Default: true, PreRelease: featuregate.Beta},
diff --git a/test/featuregates_linter/test_data/unversioned_feature_list.yaml b/test/featuregates_linter/test_data/unversioned_feature_list.yaml
index 49c54e051e6..7c33fa0ce7b 100644
--- a/test/featuregates_linter/test_data/unversioned_feature_list.yaml
+++ b/test/featuregates_linter/test_data/unversioned_feature_list.yaml
@@ -688,18 +688,6 @@
     lockToDefault: false
     preRelease: Beta
     version: ""
-- name: ServerSideApply
-  versionedSpecs:
-  - default: true
-    lockToDefault: true
-    preRelease: GA
-    version: ""
-- name: ServerSideFieldValidation
-  versionedSpecs:
-  - default: true
-    lockToDefault: true
-    preRelease: GA
-    version: ""
 - name: ServiceAccountTokenJTI
   versionedSpecs:
   - default: true