diff --git a/charts/mastodon/Chart.yaml b/charts/mastodon/Chart.yaml
index 6d535d8b2ea392c9c851b025b8643c56766e5f28..5ddf5e47309c68951046ada3493c036a42fd97ee 100644
--- a/charts/mastodon/Chart.yaml
+++ b/charts/mastodon/Chart.yaml
@@ -17,10 +17,10 @@ annotations:
     - name: support
       url: https://matrix.to/#/#mastodon-on-kubernetes:shivering-isles.com
 type: application
-version: 9.1.2
+version: 9.1.3
 kubeVersion: ">= 1.23"
 # renovate: image=ghcr.io/mastodon/mastodon
-appVersion: "v4.2.5"
+appVersion: "v4.2.6"
 
 dependencies:
   - name: postgresql
diff --git a/charts/mastodon/README.md b/charts/mastodon/README.md
index 46964f9c03cbb77b217c13c6d8a4dc10e6b6f74e..cb7fb4482fdb4aaba6b0e836b25ba1a59250ded6 100644
--- a/charts/mastodon/README.md
+++ b/charts/mastodon/README.md
@@ -1,6 +1,6 @@
 # mastodon
 
-![Version: 9.1.2](https://img.shields.io/badge/Version-9.1.2-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: v4.2.5](https://img.shields.io/badge/AppVersion-v4.2.5-informational?style=flat-square)
+![Version: 9.1.3](https://img.shields.io/badge/Version-9.1.3-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: v4.2.6](https://img.shields.io/badge/AppVersion-v4.2.6-informational?style=flat-square)
 
 Mastodon is a free, open-source social network server based on ActivityPub.
 
@@ -20,7 +20,7 @@ Kubernetes: `>= 1.23`
 | Repository | Name | Version |
 |------------|------|---------|
 | https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami | postgresql | 13.2.27 |
-| https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami | redis | 18.6.2 |
+| https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami | redis | 18.12.1 |
 
 ## Values