diff --git a/test/Makefile b/test/Makefile
index 1e4f36a187..320ce2d86d 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -241,7 +241,7 @@ setup_spiderpool:
 			HELM_OPTION+=" --set dra.enabled=true " ; \
 			HELM_OPTION+=" --set dra.hostDevicePath=$(E2E_SPIDERPOOL_DRA_SOLIBRARY_PATH) " ; \
 		fi ; \
-		HELM_OPTION+=" --set multus.multusCNI.install=true " ; \
+		HELM_OPTION+=" --set multus.multusCNI.+=true " ; \
 		HELM_OPTION+=" --set multus.multusCNI.image.registry= " ; \
 		HELM_OPTION+=" --set multus.multusCNI.image.repository=$(E2E_MULTUS_IMAGE_NAME) " ; \
 		if [ "$(INSTALL_OVERLAY_CNI)" == "true" ]; then \