diff --git a/Dockerfile b/Dockerfile
index cc7e15e..b05ef67 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/mastodon/mastodon:v4.2.8
+FROM ghcr.io/mastodon/mastodon:v4.2.9
 
 USER root
 
diff --git a/mastodon b/mastodon
index e03bc3e..17f3e61 160000
--- a/mastodon
+++ b/mastodon
@@ -1 +1 @@
-Subproject commit e03bc3e68dd86120e915d39ef4f8a58c5d428548
+Subproject commit 17f3e61d0a99de94394724d708a3fd74db523640