diff --git a/charts/mastodon/Chart.lock b/charts/mastodon/Chart.lock
index 21e2be585bea7e9b9c7e23f27cbb25c7623dfad0..58c56d7b0cfb03e98261a1c40692c77953f0d2d6 100644
--- a/charts/mastodon/Chart.lock
+++ b/charts/mastodon/Chart.lock
@@ -7,6 +7,6 @@ dependencies:
   version: 11.9.13
 - name: redis
   repository: https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami
-  version: 17.3.14
-digest: sha256:6917132ec78f523c6064619fe83084f196de1b464b517d0903a260e0a1c4e081
-generated: "2023-01-10T21:10:16.413960102Z"
+  version: 17.5.1
+digest: sha256:8054a3855958c427cfaf421cbfdb09d41c25289269c2869a1e864e2fa559a4cd
+generated: "2023-01-21T06:22:45.910706173Z"
diff --git a/charts/mastodon/Chart.yaml b/charts/mastodon/Chart.yaml
index 9c64e760e18cf6e99d6bd0562af87df3a830afd1..353dfc77a73d1f1456e45da87fd94e70b216fc49 100644
--- a/charts/mastodon/Chart.yaml
+++ b/charts/mastodon/Chart.yaml
@@ -25,5 +25,5 @@ dependencies:
     repository: https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami
     condition: postgresql.enabled
   - name: redis
-    version: 17.3.14
+    version: 17.5.1
     repository: https://raw.githubusercontent.com/bitnami/charts/archive-full-index/bitnami