diff --git a/operator/pkg/tasks/init/cert.go b/operator/pkg/tasks/init/cert.go
index e7434e076742..fae6ac18b638 100644
--- a/operator/pkg/tasks/init/cert.go
+++ b/operator/pkg/tasks/init/cert.go
@@ -20,14 +20,14 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	operatorv1alpha1 "github.com/karmada-io/karmada/operator/pkg/apis/operator/v1alpha1"
-	"github.com/karmada-io/karmada/operator/pkg/constants"
-	clientset "k8s.io/client-go/kubernetes"
 
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	clientset "k8s.io/client-go/kubernetes"
 	"k8s.io/klog/v2"
 
+	operatorv1alpha1 "github.com/karmada-io/karmada/operator/pkg/apis/operator/v1alpha1"
 	"github.com/karmada-io/karmada/operator/pkg/certs"
+	"github.com/karmada-io/karmada/operator/pkg/constants"
 	"github.com/karmada-io/karmada/operator/pkg/util"
 	"github.com/karmada-io/karmada/operator/pkg/workflow"
 )
diff --git a/operator/pkg/tasks/init/test_helpers.go b/operator/pkg/tasks/init/test_helpers.go
index 17f89722920b..a19585bd2708 100644
--- a/operator/pkg/tasks/init/test_helpers.go
+++ b/operator/pkg/tasks/init/test_helpers.go
@@ -109,6 +109,7 @@ func (t *TestInitData) CrdTarball() operatorv1alpha1.CRDTarball {
 	return t.CrdTarballArchive
 }
 
+// CustomCertificate returns the custom certificate config.
 func (t *TestInitData) CustomCertificate() operatorv1alpha1.CustomCertificate {
 	return t.CustomCertificateConfig
 }