diff --git a/Makefile b/Makefile
index 733f9a7c77afcff03af0f091f72012604b847444..3db6467ef75fcde439a1af5acc616a30ef71cc72 100644
--- a/Makefile
+++ b/Makefile
@@ -26,7 +26,7 @@ MINIKUBE_BUILD_IMAGE 	?= karalabe/xgo-1.8.3
 LOCALKUBE_BUILD_IMAGE 	?= gcr.io/google_containers/kube-cross:v1.7.1-0
 ISO_BUILD_IMAGE ?= $(REGISTRY)/buildroot-image
 
-ISO_VERSION ?= v0.21.0
+ISO_VERSION ?= v0.22.0
 ISO_BUCKET ?= minikube/iso
 
 GOOS ?= $(shell go env GOOS)