diff --git a/mastodon/Chart.yaml b/mastodon/Chart.yaml
index 846fd13..e47b2cf 100644
--- a/mastodon/Chart.yaml
+++ b/mastodon/Chart.yaml
@@ -15,12 +15,12 @@ type: application
 # This is the chart version. This version number should be incremented each time
 # you make changes to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 5.1.4
+version: 5.1.5
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
 # follow Semantic Versioning. They should reflect the version the application is using.
-appVersion: v4.2.11
+appVersion: v4.2.12
 
 dependencies:
   - name: elasticsearch
diff --git a/mastodon/values.yaml b/mastodon/values.yaml
index 5fffc76..2e9d39c 100644
--- a/mastodon/values.yaml
+++ b/mastodon/values.yaml
@@ -6,7 +6,7 @@ image:
   # built from the most recent commit
   #
   # tag: latest
-  tag: "v4.2.11"
+  tag: "v4.2.12"
   # use `Always` when using `latest` tag
   pullPolicy: IfNotPresent