diff --git a/test/util/kubeadminkubeconfig/kubetoken.go b/test/util/kubeadminkubeconfig/kubetoken.go
index c696425acc3..9bcea00ee19 100644
--- a/test/util/kubeadminkubeconfig/kubetoken.go
+++ b/test/util/kubeadminkubeconfig/kubetoken.go
@@ -9,6 +9,7 @@ import (
 	"fmt"
 	"net/http"
 	"net/url"
+	"strings"
 	"time"
 )