diff --git a/charts/mastodon/Chart.lock b/charts/mastodon/Chart.lock
index 25e7b5b7773e35f3af34d2ff7f60f6854aa482c0..b96b715151041a6fd083ad3aa96f286aa8301933 100644
--- a/charts/mastodon/Chart.lock
+++ b/charts/mastodon/Chart.lock
@@ -1,9 +1,9 @@
 dependencies:
 - name: postgresql
   repository: https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami
-  version: 11.9.13
+  version: 13.2.20
 - name: redis
   repository: https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami
-  version: 18.1.5
-digest: sha256:0292277104a83c0cdb894cd845e2605b8c33331261d40a93024cee8f533329f1
-generated: "2023-11-27T18:22:40.968523587Z"
+  version: 18.4.0
+digest: sha256:029a6e67bd24fff910a4ffebd4150dd9382ad10730ede24507f7616f532785ac
+generated: "2023-11-27T19:09:38.588492805Z"
diff --git a/charts/mastodon/Chart.yaml b/charts/mastodon/Chart.yaml
index 7bed46ca24730d1f6d85f14ddc6aea4911e5257b..1645a4e5176828a7fd4729f8a677baf25dec190c 100644
--- a/charts/mastodon/Chart.yaml
+++ b/charts/mastodon/Chart.yaml
@@ -17,17 +17,17 @@ annotations:
     - name: support
       url: https://matrix.to/#/#mastodon-on-kubernetes:shivering-isles.com
 type: application
-version: 8.0.0
+version: 8.1.0
 kubeVersion: ">= 1.23"
 # renovate: image=ghcr.io/mastodon/mastodon
 appVersion: "v4.1.10"
 
 dependencies:
   - name: postgresql
-    version: 11.9.13
+    version: 13.2.20
     repository: https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami
     condition: postgresql.enabled
   - name: redis
-    version: 18.1.5
+    version: 18.4.0
     repository: https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami
     condition: redis.enabled
diff --git a/charts/mastodon/README.md b/charts/mastodon/README.md
index 76dc3d7c365efd97202ad6f355ded96647cf0166..cd49ee4316d34760e8c8e609bb7be0a45eebb9a2 100644
--- a/charts/mastodon/README.md
+++ b/charts/mastodon/README.md
@@ -1,6 +1,6 @@
 # mastodon
 
-![Version: 8.0.0](https://img.shields.io/badge/Version-8.0.0-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: v4.1.10](https://img.shields.io/badge/AppVersion-v4.1.10-informational?style=flat-square)
+![Version: 8.1.0](https://img.shields.io/badge/Version-8.1.0-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: v4.1.10](https://img.shields.io/badge/AppVersion-v4.1.10-informational?style=flat-square)
 
 Mastodon is a free, open-source social network server based on ActivityPub.
 
@@ -19,8 +19,8 @@ Kubernetes: `>= 1.23`
 
 | Repository | Name | Version |
 |------------|------|---------|
-| https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami | postgresql | 11.9.13 |
-| https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami | redis | 18.1.5 |
+| https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami | postgresql | 13.2.20 |
+| https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami | redis | 18.4.0 |
 
 ## Values
 
diff --git a/charts/mastodon/charts/postgresql-11.9.13.tgz b/charts/mastodon/charts/postgresql-11.9.13.tgz
deleted file mode 100644
index 2d3ac623a5860d4fcc1255afb5c9ca7c4d9d05e1..0000000000000000000000000000000000000000
Binary files a/charts/mastodon/charts/postgresql-11.9.13.tgz and /dev/null differ
diff --git a/charts/mastodon/charts/postgresql-13.2.20.tgz b/charts/mastodon/charts/postgresql-13.2.20.tgz
new file mode 100644
index 0000000000000000000000000000000000000000..b88ae3e7e3b86434fc1bf36dd489d51dda851ff1
Binary files /dev/null and b/charts/mastodon/charts/postgresql-13.2.20.tgz differ
diff --git a/charts/mastodon/charts/redis-18.1.5.tgz b/charts/mastodon/charts/redis-18.1.5.tgz
deleted file mode 100644
index 7947aa24dbc8df26d79c7b87ca8bf2a0eb71369b..0000000000000000000000000000000000000000
Binary files a/charts/mastodon/charts/redis-18.1.5.tgz and /dev/null differ
diff --git a/charts/mastodon/charts/redis-18.4.0.tgz b/charts/mastodon/charts/redis-18.4.0.tgz
new file mode 100644
index 0000000000000000000000000000000000000000..991cded4b2d1cec7b5004703f76b9117087eb54a
Binary files /dev/null and b/charts/mastodon/charts/redis-18.4.0.tgz differ