diff --git a/Dockerfile b/Dockerfile
index 30771f3..414e8c8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/mastodon/mastodon:v4.3.1
+FROM ghcr.io/mastodon/mastodon:v4.3.4
 
 USER root
 
diff --git a/mastodon b/mastodon
index a2000ad..85795de 160000
--- a/mastodon
+++ b/mastodon
@@ -1 +1 @@
-Subproject commit a2000ad4f153d37017a41f38ae8c0d6cc2c0e72a
+Subproject commit 85795de0bf1f9b28ad85edd2f60e46cbf55069ad