diff --git a/.golangci.yml b/.golangci.yml
index 53849ee..5bc2b91 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -14,7 +14,6 @@ linters:
     - wrapcheck
     - gomnd
     - scopelint
-    - interfacer
     - varnamelen
     - testpackage
     - tagliatelle
diff --git a/internal/upgrade/kube_version_getter.go b/internal/upgrade/kube_version_getter.go
index 66c66f5..884087e 100644
--- a/internal/upgrade/kube_version_getter.go
+++ b/internal/upgrade/kube_version_getter.go
@@ -18,7 +18,7 @@ type kamajiKubeVersionGetter struct {
 	upgrade.VersionGetter
 }
 
-func NewKamajiKubeVersionGetter(restClient *kubernetes.Clientset) upgrade.VersionGetter {
+func NewKamajiKubeVersionGetter(restClient kubernetes.Interface) upgrade.VersionGetter {
 	kubeVersionGetter := upgrade.NewOfflineVersionGetter(upgrade.NewKubeVersionGetter(restClient), KubeadmVersion)
 
 	return &kamajiKubeVersionGetter{VersionGetter: kubeVersionGetter}