diff --git a/go.mod b/go.mod
index 108a1c35..35c4f83d 100644
--- a/go.mod
+++ b/go.mod
@@ -35,14 +35,14 @@ require (
 	gopkg.in/square/go-jose.v2 v2.5.1
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776 // indirect
-	k8s.io/api v0.20.1
-	k8s.io/apimachinery v0.20.1
-	k8s.io/apiserver v0.20.1
-	k8s.io/client-go v0.20.1
-	k8s.io/component-base v0.20.1
+	k8s.io/api v0.20.4
+	k8s.io/apimachinery v0.20.4
+	k8s.io/apiserver v0.20.4
+	k8s.io/client-go v0.20.4
+	k8s.io/component-base v0.20.4
 	k8s.io/gengo v0.0.0-20201113003025-83324d819ded
 	k8s.io/klog/v2 v2.4.0
-	k8s.io/kube-aggregator v0.20.1
+	k8s.io/kube-aggregator v0.20.4
 	k8s.io/kube-openapi v0.0.0-20201113171705-d219536bb9fd
 	k8s.io/utils v0.0.0-20201110183641-67b214c5f920
 	sigs.k8s.io/yaml v1.2.0
diff --git a/hack/lib/kube-versions.txt b/hack/lib/kube-versions.txt
index d8c202a7..b7f50718 100644
--- a/hack/lib/kube-versions.txt
+++ b/hack/lib/kube-versions.txt
@@ -1,4 +1,4 @@
-1.20.1
+1.20.4
 1.19.5
 1.18.2
 1.17.11