diff --git a/README.md b/README.md
index fb0afac4f..d07eb446a 100644
--- a/README.md
+++ b/README.md
@@ -176,7 +176,7 @@ Note: Upstart/SysV init based OS types are not supported.
   - [weave](https://github.com/weaveworks/weave) v2.8.1
   - [kube-vip](https://github.com/kube-vip/kube-vip) v0.8.0
 - Application
-  - [cert-manager](https://github.com/jetstack/cert-manager) v1.13.2
+  - [cert-manager](https://github.com/jetstack/cert-manager) v1.13.6
   - [coredns](https://github.com/coredns/coredns) v1.11.1
   - [ingress-nginx](https://github.com/kubernetes/ingress-nginx) v1.10.1
   - [krew](https://github.com/kubernetes-sigs/krew) v0.4.4
diff --git a/roles/kubespray-defaults/defaults/main/download.yml b/roles/kubespray-defaults/defaults/main/download.yml
index df72f8e8b..0bd1ac503 100644
--- a/roles/kubespray-defaults/defaults/main/download.yml
+++ b/roles/kubespray-defaults/defaults/main/download.yml
@@ -335,7 +335,7 @@ ingress_nginx_kube_webhook_certgen_image_repo: "{{ kube_image_repo }}/ingress-ng
 ingress_nginx_kube_webhook_certgen_image_tag: "v1.4.1"
 alb_ingress_image_repo: "{{ docker_image_repo }}/amazon/aws-alb-ingress-controller"
 alb_ingress_image_tag: "v1.1.9"
-cert_manager_version: "v1.13.2"
+cert_manager_version: "v1.13.6"
 cert_manager_controller_image_repo: "{{ quay_image_repo }}/jetstack/cert-manager-controller"
 cert_manager_controller_image_tag: "{{ cert_manager_version }}"
 cert_manager_cainjector_image_repo: "{{ quay_image_repo }}/jetstack/cert-manager-cainjector"