diff --git a/argocd-nginx/overlays/prod/sunet/argocd-ingress.yaml b/argocd-nginx/overlays/prod/sunet/argocd-ingress.yaml
index 8526ea5..1bfcb56 100644
--- a/argocd-nginx/overlays/prod/sunet/argocd-ingress.yaml
+++ b/argocd-nginx/overlays/prod/sunet/argocd-ingress.yaml
@@ -2,6 +2,9 @@ apiVersion: networking.k8s.io/v1
 kind: Ingress
 metadata:
   name: argocd-ingress
+  annotations:
+    cert-manager.io/issuer: "letsencrypt"
+    acme.cert-manager.io/http01-edit-in-place: "true"
   namespace: argocd
 spec:
   defaultBackend:
diff --git a/argocd-nginx/overlays/test/sunet/argocd-ingress.yaml b/argocd-nginx/overlays/test/sunet/argocd-ingress.yaml
index fca8e4e..3702d71 100644
--- a/argocd-nginx/overlays/test/sunet/argocd-ingress.yaml
+++ b/argocd-nginx/overlays/test/sunet/argocd-ingress.yaml
@@ -3,6 +3,9 @@ kind: Ingress
 metadata:
   name: argocd-ingress
   namespace: argocd
+  annotations:
+    cert-manager.io/issuer: "letsencrypt"
+    acme.cert-manager.io/http01-edit-in-place: "true"
 spec:
   defaultBackend:
     service: