diff --git a/go.mod b/go.mod
index 307f9bd8a..5f512f130 100644
--- a/go.mod
+++ b/go.mod
@@ -28,7 +28,7 @@ require (
 	github.com/stackitcloud/stackit-sdk-go/services/serverbackup v0.5.0
 	github.com/stackitcloud/stackit-sdk-go/services/serviceaccount v0.5.0
 	github.com/stackitcloud/stackit-sdk-go/services/serviceenablement v0.4.0
-	github.com/stackitcloud/stackit-sdk-go/services/ske v0.21.0
+	github.com/stackitcloud/stackit-sdk-go/services/ske v0.21.1
 	github.com/stackitcloud/stackit-sdk-go/services/sqlserverflex v0.9.0
 	github.com/zalando/go-keyring v0.2.6
 	golang.org/x/mod v0.22.0
diff --git a/go.sum b/go.sum
index b079e7bc4..781c3b93c 100644
--- a/go.sum
+++ b/go.sum
@@ -157,8 +157,8 @@ github.com/stackitcloud/stackit-sdk-go/services/serviceaccount v0.5.0 h1:yf9BxAZ
 github.com/stackitcloud/stackit-sdk-go/services/serviceaccount v0.5.0/go.mod h1:Wpqj80yGruCNYGr2yxqhRaLLj4gPSkhJqZyWRXUh/QU=
 github.com/stackitcloud/stackit-sdk-go/services/serviceenablement v0.4.0 h1:K5fVTcJxjOVwJBa3kiWRsYNAq+I3jAYdU1U+f6no5lE=
 github.com/stackitcloud/stackit-sdk-go/services/serviceenablement v0.4.0/go.mod h1:zyg0hpiNdZLRbelkJb2KDf9OHQKLqqcTpePQ1qHL5dE=
-github.com/stackitcloud/stackit-sdk-go/services/ske v0.21.0 h1:Pew85wQJe2e9K8ZRzxeFSimI29aqUZwOT/Ty0N1K+c0=
-github.com/stackitcloud/stackit-sdk-go/services/ske v0.21.0/go.mod h1:iZyh3DMi2fUZxAIseykjKfDo2wf2FIDwpF43I22b8uk=
+github.com/stackitcloud/stackit-sdk-go/services/ske v0.21.1 h1:oO+wCobC4OfH+vpfJQEnCUQuKVILRj5mQojBbzWgzDA=
+github.com/stackitcloud/stackit-sdk-go/services/ske v0.21.1/go.mod h1:iZyh3DMi2fUZxAIseykjKfDo2wf2FIDwpF43I22b8uk=
 github.com/stackitcloud/stackit-sdk-go/services/sqlserverflex v0.9.0 h1:OYWT7B63isBPyVuPxd3yobvky7/nhcXQxaBgPki5nR4=
 github.com/stackitcloud/stackit-sdk-go/services/sqlserverflex v0.9.0/go.mod h1:vrl+OVJkjjupkvfkqY2T3HAB6x2x0S6zDhdFB5BWEnU=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
diff --git a/internal/cmd/ske/cluster/create/create_test.go b/internal/cmd/ske/cluster/create/create_test.go
index cc2c6bd58..7e2496c84 100644
--- a/internal/cmd/ske/cluster/create/create_test.go
+++ b/internal/cmd/ske/cluster/create/create_test.go
@@ -3,6 +3,7 @@ package create
 import (
 	"context"
 	"testing"
+	"time"
 
 	"github.com/stackitcloud/stackit-cli/internal/pkg/globalflags"
 	"github.com/stackitcloud/stackit-cli/internal/pkg/print"
@@ -60,8 +61,8 @@ var testPayload = &ske.CreateOrUpdateClusterPayload{
 			MachineImageVersion: utils.Ptr(true),
 		},
 		TimeWindow: &ske.TimeWindow{
-			End:   utils.Ptr("0000-01-01T05:00:00+02:00"),
-			Start: utils.Ptr("0000-01-01T03:00:00+02:00"),
+			End:   utils.Ptr(time.Date(0, 1, 1, 5, 0, 0, 0, time.FixedZone("test-zone", 2*60*60))),
+			Start: utils.Ptr(time.Date(0, 1, 1, 3, 0, 0, 0, time.FixedZone("test-zone", 2*60*60))),
 		},
 	},
 }
diff --git a/internal/cmd/ske/cluster/update/update_test.go b/internal/cmd/ske/cluster/update/update_test.go
index 4bcab1e72..32a1cfed5 100644
--- a/internal/cmd/ske/cluster/update/update_test.go
+++ b/internal/cmd/ske/cluster/update/update_test.go
@@ -3,6 +3,7 @@ package update
 import (
 	"context"
 	"testing"
+	"time"
 
 	"github.com/stackitcloud/stackit-cli/internal/pkg/globalflags"
 	"github.com/stackitcloud/stackit-cli/internal/pkg/print"
@@ -60,8 +61,8 @@ var testPayload = ske.CreateOrUpdateClusterPayload{
 			MachineImageVersion: utils.Ptr(true),
 		},
 		TimeWindow: &ske.TimeWindow{
-			End:   utils.Ptr("0000-01-01T05:00:00+02:00"),
-			Start: utils.Ptr("0000-01-01T03:00:00+02:00"),
+			End:   utils.Ptr(time.Date(0, 1, 1, 5, 0, 0, 0, time.FixedZone("test-zone", 2*60*60))),
+			Start: utils.Ptr(time.Date(0, 1, 1, 3, 0, 0, 0, time.FixedZone("test-zone", 2*60*60))),
 		},
 	},
 }
diff --git a/internal/cmd/ske/options/options.go b/internal/cmd/ske/options/options.go
index fd0976997..51a8abb93 100644
--- a/internal/cmd/ske/options/options.go
+++ b/internal/cmd/ske/options/options.go
@@ -5,6 +5,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"strings"
+	"time"
 
 	"github.com/goccy/go-yaml"
 	"github.com/stackitcloud/stackit-cli/internal/pkg/args"
@@ -238,7 +239,7 @@ func buildKubernetesVersionsTable(resp *ske.ProviderOptions) (tables.Table, erro
 		}
 		expirationDate := ""
 		if v.ExpirationDate != nil {
-			expirationDate = *v.ExpirationDate
+			expirationDate = v.ExpirationDate.Format(time.RFC3339)
 		}
 		table.AddRow(*v.Version, *v.State, expirationDate, string(featureGate))
 	}
@@ -265,7 +266,7 @@ func buildMachineImagesTable(resp *ske.ProviderOptions) tables.Table {
 
 			expirationDate := "-"
 			if version.ExpirationDate != nil {
-				expirationDate = *version.ExpirationDate
+				expirationDate = version.ExpirationDate.Format(time.RFC3339)
 			}
 			table.AddRow(*image.Name, *version.Version, *version.State, expirationDate, criNamesString)
 		}
diff --git a/internal/pkg/services/ske/utils/utils.go b/internal/pkg/services/ske/utils/utils.go
index 8834a54a3..452d4b584 100644
--- a/internal/pkg/services/ske/utils/utils.go
+++ b/internal/pkg/services/ske/utils/utils.go
@@ -32,7 +32,6 @@ const (
 )
 
 type SKEClient interface {
-	GetServiceStatusExecute(ctx context.Context, projectId string) (*ske.ProjectResponse, error)
 	ListClustersExecute(ctx context.Context, projectId string) (*ske.ListClustersResponse, error)
 	ListProviderOptionsExecute(ctx context.Context) (*ske.ProviderOptions, error)
 }
diff --git a/internal/pkg/services/ske/utils/utils_test.go b/internal/pkg/services/ske/utils/utils_test.go
index d07207663..e19c16116 100644
--- a/internal/pkg/services/ske/utils/utils_test.go
+++ b/internal/pkg/services/ske/utils/utils_test.go
@@ -12,7 +12,6 @@ import (
 
 	"github.com/google/go-cmp/cmp"
 	"github.com/google/uuid"
-	"github.com/stackitcloud/stackit-sdk-go/core/oapierror"
 	"github.com/stackitcloud/stackit-sdk-go/services/ske"
 )
 
@@ -65,25 +64,12 @@ users:
 )
 
 type skeClientMocked struct {
-	serviceDisabled          bool
-	getServiceStatusFails    bool
-	getServiceStatusResp     *ske.ProjectResponse
 	listClustersFails        bool
 	listClustersResp         *ske.ListClustersResponse
 	listProviderOptionsFails bool
 	listProviderOptionsResp  *ske.ProviderOptions
 }
 
-func (m *skeClientMocked) GetServiceStatusExecute(_ context.Context, _ string) (*ske.ProjectResponse, error) {
-	if m.getServiceStatusFails {
-		return nil, fmt.Errorf("could not get service status")
-	}
-	if m.serviceDisabled {
-		return nil, &oapierror.GenericOpenAPIError{StatusCode: 404}
-	}
-	return m.getServiceStatusResp, nil
-}
-
 func (m *skeClientMocked) ListClustersExecute(_ context.Context, _ string) (*ske.ListClustersResponse, error) {
 	if m.listClustersFails {
 		return nil, fmt.Errorf("could not list clusters")