diff --git a/pkg/clients/dclient/discovery.go b/pkg/clients/dclient/discovery.go
index 2fcbffa114..7ac81c1caa 100644
--- a/pkg/clients/dclient/discovery.go
+++ b/pkg/clients/dclient/discovery.go
@@ -12,7 +12,6 @@ import (
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/runtime/schema"
 	"k8s.io/apimachinery/pkg/util/sets"
-	"k8s.io/apimachinery/pkg/version"
 	"k8s.io/client-go/discovery"
 )
 
@@ -41,7 +40,6 @@ type IDiscovery interface {
 	// TODO: there's no mapping from GVK to GVR, this is very error prone
 	GetGVRFromGVK(schema.GroupVersionKind) (schema.GroupVersionResource, error)
 	GetGVKFromGVR(schema.GroupVersionResource) (schema.GroupVersionKind, error)
-	GetServerVersion() (*version.Info, error)
 	OpenAPISchema() (*openapiv2.Document, error)
 	DiscoveryCache() discovery.CachedDiscoveryInterface
 	DiscoveryInterface() discovery.DiscoveryInterface
@@ -103,11 +101,6 @@ func (c serverResources) GetGVRFromGVK(gvk schema.GroupVersionKind) (schema.Grou
 	return gvr, nil
 }
 
-// GetServerVersion returns the server version of the cluster
-func (c serverResources) GetServerVersion() (*version.Info, error) {
-	return c.cachedClient.ServerVersion()
-}
-
 // GetGVKFromGVR returns the Group Version Kind from Group Version Resource. The groupVersion has to be specified properly
 // for example, for corev1.Pod, the groupVersion has to be specified as `v1`, specifying empty groupVersion won't work.
 func (c serverResources) GetGVKFromGVR(gvr schema.GroupVersionResource) (schema.GroupVersionKind, error) {
diff --git a/pkg/clients/dclient/fake.go b/pkg/clients/dclient/fake.go
index 147b400e54..f82a29639c 100644
--- a/pkg/clients/dclient/fake.go
+++ b/pkg/clients/dclient/fake.go
@@ -9,7 +9,6 @@ import (
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/runtime"
 	"k8s.io/apimachinery/pkg/runtime/schema"
-	"k8s.io/apimachinery/pkg/version"
 	"k8s.io/client-go/discovery"
 	"k8s.io/client-go/dynamic/fake"
 	kubefake "k8s.io/client-go/kubernetes/fake"
@@ -69,10 +68,6 @@ func (c *fakeDiscoveryClient) getGVR(resource string) (schema.GroupVersionResour
 	return schema.GroupVersionResource{}, errors.New("no found")
 }
 
-func (c *fakeDiscoveryClient) GetServerVersion() (*version.Info, error) {
-	return nil, nil
-}
-
 func (c *fakeDiscoveryClient) GetGVKFromGVR(schema.GroupVersionResource) (schema.GroupVersionKind, error) {
 	return schema.GroupVersionKind{}, nil
 }