diff --git a/matrix-synapse/Chart.lock b/matrix-synapse/Chart.lock
index b6363b9..090b707 100644
--- a/matrix-synapse/Chart.lock
+++ b/matrix-synapse/Chart.lock
@@ -1,9 +1,9 @@
 dependencies:
 - name: postgresql
-  repository: https://charts.bitnami.com/bitnami
-  version: 16.0.0
+  repository: oci://docker.io/bitnamicharts
+  version: 16.3.1
 - name: redis
-  repository: https://charts.bitnami.com/bitnami
-  version: 20.1.6
-digest: sha256:1e6f035c85e4d2b287318dc4f92bccf8ded11cb65c8a8ed84f30fe2acf407761
-generated: "2024-10-02T13:03:54.305028309Z"
+  repository: oci://docker.io/bitnamicharts
+  version: 20.6.0
+digest: sha256:3120275674c549a4083939646d931cfb718447511da021bd7b46cb0fed1dbefb
+generated: "2024-12-17T14:14:44.769791567+01:00"
diff --git a/matrix-synapse/Chart.yaml b/matrix-synapse/Chart.yaml
index 91d1511..3666f99 100644
--- a/matrix-synapse/Chart.yaml
+++ b/matrix-synapse/Chart.yaml
@@ -4,19 +4,19 @@ name: matrix-synapse
 description: Matrix reference homeserver
 icon: https://matrix.org/images/matrix-logo.svg
 type: application
-version: "1.0.5"
+version: "1.0.6"
 # renovate: image=ghcr.io/element-hq/synapse
-appVersion: 1.120.2
+appVersion: 1.121.1
 maintainers:
   - name: WrenIX
     url: https://wrenix.eu
 
 dependencies:
   - name: postgresql
-    version: ^16.0.0
-    repository: https://charts.bitnami.com/bitnami
+    version: "^16.3.1"
+    repository: "oci://docker.io/bitnamicharts"
     condition: postgresql.enabled
   - name: redis
-    version: ^20.0.0
-    repository: https://charts.bitnami.com/bitnami
+    version: "20.6.0"
+    repository: "oci://docker.io/bitnamicharts"
     condition: redis.enabled
diff --git a/matrix-synapse/README.md b/matrix-synapse/README.md
index 4846c70..dc7f7cf 100644
--- a/matrix-synapse/README.md
+++ b/matrix-synapse/README.md
@@ -7,7 +7,7 @@ description: "Matrix reference homeserver"
 
 # matrix-synapse
 
-![Version: 1.0.5](https://img.shields.io/badge/Version-1.0.5-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 1.120.2](https://img.shields.io/badge/AppVersion-1.120.2-informational?style=flat-square)
+![Version: 1.0.6](https://img.shields.io/badge/Version-1.0.6-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 1.121.1](https://img.shields.io/badge/AppVersion-1.121.1-informational?style=flat-square)
 
 Matrix reference homeserver
 
@@ -43,8 +43,8 @@ helm uninstall matrix-synapse-release
 
 | Repository | Name | Version |
 |------------|------|---------|
-| https://charts.bitnami.com/bitnami | postgresql | ^16.0.0 |
-| https://charts.bitnami.com/bitnami | redis | ^20.0.0 |
+| oci://docker.io/bitnamicharts | postgresql | ^16.3.1 |
+| oci://docker.io/bitnamicharts | redis | 20.6.0 |
 
 ## Values