diff --git a/helm/cert-manager/Chart.yaml b/helm/cert-manager/Chart.yaml
index bc14afef..df08f842 100644
--- a/helm/cert-manager/Chart.yaml
+++ b/helm/cert-manager/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 name: cert-manager-app
 description: Simplifies the process of obtaining, renewing and using certificates.
 version: 3.6.1
-appVersion: v1.12.4
+appVersion: v1.13.3
 home: https://github.com/giantswarm/cert-manager-app
 icon: https://s.giantswarm.io/app-icons/cert-manager/1/light.svg
 sources: