diff --git a/kubernetes/main/apps/mastodon/mastodon/app/helm-release.yaml b/kubernetes/main/apps/mastodon/mastodon/app/helm-release.yaml
index 4c285085..51f550bf 100644
--- a/kubernetes/main/apps/mastodon/mastodon/app/helm-release.yaml
+++ b/kubernetes/main/apps/mastodon/mastodon/app/helm-release.yaml
@@ -33,7 +33,7 @@ spec:
       # built from the most recent commit
       #
       # tag: latest
-      tag: "v4.2.0"
+      tag: "v4.2.1"
       # use `Always` when using `latest` tag
       pullPolicy: IfNotPresent
 
diff --git a/kubernetes/main/apps/mastodon/mastodon/utils/cronjob.yaml b/kubernetes/main/apps/mastodon/mastodon/utils/cronjob.yaml
index f55a39fb..f1da0a76 100644
--- a/kubernetes/main/apps/mastodon/mastodon/utils/cronjob.yaml
+++ b/kubernetes/main/apps/mastodon/mastodon/utils/cronjob.yaml
@@ -30,7 +30,7 @@ spec:
                   name: toot-mastodon-env
               - secretRef:
                   name: toot-mastodon
-              image: ghcr.io/mastodon/mastodon:v4.2.0
+              image: ghcr.io/mastodon/mastodon:v4.2.1
               imagePullPolicy: IfNotPresent
               name: mastodon
               volumeMounts: