diff --git a/clank/platform/cert-manager/certificate.yaml b/clank/platform/cert-manager/certificate.yaml
index c91a37a..173990a 100644
--- a/clank/platform/cert-manager/certificate.yaml
+++ b/clank/platform/cert-manager/certificate.yaml
@@ -1,5 +1,5 @@
 ---
-apiVersion: cert-manager.io/v1alpha2
+apiVersion: cert-manager.io/v1
 kind: Certificate
 metadata:
   name: clank