diff --git a/infrastructure/cert-manager/cert-manager.yaml b/infrastructure/cert-manager/cert-manager.yaml
index fe038dd..6021a3c 100644
--- a/infrastructure/cert-manager/cert-manager.yaml
+++ b/infrastructure/cert-manager/cert-manager.yaml
@@ -9,7 +9,7 @@ spec:
     spec:
       # renovate: registryUrl=https://charts.jetstack.io
       chart: cert-manager
-      version: v1.5.4
+      version: v1.21.1
       sourceRef:
         kind: HelmRepository
         name: jetstack