diff --git a/test/e2e/helm/kuma_helm_upgrade_multizone.go b/test/e2e/helm/kuma_helm_upgrade_multizone.go
index 1f011196deb8..93fd17a1bcd4 100644
--- a/test/e2e/helm/kuma_helm_upgrade_multizone.go
+++ b/test/e2e/helm/kuma_helm_upgrade_multizone.go
@@ -19,6 +19,7 @@ import (
 )
 
 func UpgradingWithHelmChartMultizone() {
+	namespace := "helm-upgrade-ns"
 	var global, zoneK8s, zoneUniversal Cluster
 	var globalCP ControlPlane
 
@@ -41,7 +42,7 @@ func UpgradingWithHelmChartMultizone() {
 
 	E2EAfterAll(func() {
 		Expect(zoneUniversal.DismissCluster()).To(Succeed())
-		Expect(zoneK8s.DeleteNamespace(TestNamespace)).To(Succeed())
+		Expect(zoneK8s.DeleteNamespace(namespace)).To(Succeed())
 		Expect(zoneK8s.DeleteKuma()).To(Succeed())
 		Expect(zoneK8s.DismissCluster()).To(Succeed())
 		Expect(global.DeleteKuma()).To(Succeed())
@@ -138,8 +139,8 @@ spec:
 	It("should sync DPPs from Zone to Global", func() {
 		// when start test server on Zone
 		err := NewClusterSetup().
-			Install(NamespaceWithSidecarInjection(TestNamespace)).
-			Install(testserver.Install()).Setup(zoneK8s)
+			Install(NamespaceWithSidecarInjection(namespace)).
+			Install(testserver.Install(testserver.WithNamespace(namespace))).Setup(zoneK8s)
 		Expect(err).ToNot(HaveOccurred())
 
 		// then the DPP is synced to Global