diff --git a/bootstrap/helmrepositories/helmrepository-bitnami.yaml b/bootstrap/helmrepositories/helmrepository-bitnami.yaml
index 6eb4220..43300c3 100644
--- a/bootstrap/helmrepositories/helmrepository-bitnami.yaml
+++ b/bootstrap/helmrepositories/helmrepository-bitnami.yaml
@@ -1,8 +1,8 @@
 apiVersion: source.toolkit.fluxcd.io/v1beta2
-kind: HelmRepository
+kind: OCIRepository
 metadata:
   name: bitnami
   namespace: flux-system
 spec:
   interval: 15m
-  url: https://charts.bitnami.com/bitnami
+  url: oci://registry-1.docker.io/bitnamicharts
diff --git a/external-dns/helmrelease-external-dns.yaml b/external-dns/helmrelease-external-dns.yaml
index 99323ee..edc4fb8 100644
--- a/external-dns/helmrelease-external-dns.yaml
+++ b/external-dns/helmrelease-external-dns.yaml
@@ -7,9 +7,9 @@ spec:
   chart:
     spec:
       chart: external-dns
-      version: 8.x # auto-update to semver bugfixes only 
+      version: 8.x # auto-update to semver bugfixes only
       sourceRef:
-        kind: HelmRepository
+        kind: OCIRespository
         name: bitnami
         namespace: flux-system
   interval: 15m
diff --git a/todo/backend/helmrelease-postgresql.yaml b/todo/backend/helmrelease-postgresql.yaml
index 624ad49..7f9ba4d 100644
--- a/todo/backend/helmrelease-postgresql.yaml
+++ b/todo/backend/helmrelease-postgresql.yaml
@@ -9,7 +9,7 @@ spec:
       chart: postgresql
       version: 15.x
       sourceRef:
-        kind: HelmRepository
+        kind: OCIRespository
         name: bitnami
         namespace: flux-system
   interval: 15m