diff --git a/external/cert-manager/templates/issuer.yaml b/external/cert-manager/templates/issuer.yaml
new file mode 100644
index 00000000..4c594f1a
--- /dev/null
+++ b/external/cert-manager/templates/issuer.yaml
@@ -0,0 +1,17 @@
+apiVersion: cert-manager.io/v1
+kind: ClusterIssuer
+metadata:
+  name: letsencrypt-prod
+spec:
+  acme:
+    server: https://acme-v02.api.letsencrypt.org/directory
+    email: {{ .Values.issuer.email }}
+    privateKeySecretRef:
+      name: letsencrypt-prod
+    solvers:
+    - dns01:
+        cloudflare:
+          email: {{ .Values.issuer.email }}
+          apiTokenSecretRef:
+            name: cloudflare-api-token-secret
+            key: api-token