diff --git a/Dockerfile b/Dockerfile
index 516d0e6208d04eef14c26ab0b14e8a78b66b6c11..b3923ce428afe18ecc98b2c61ed658acfe3fa21f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -216,7 +216,7 @@ FROM registry.conarx.tech/containers/alpine/3.20 as mastodon-builder
 LABEL maintainer="Nigel Kukard <nkukard@lbsd.net>"
 ARG VERSION_INFO=
 
-ARG MASTODON_VER=4.3.0
+ARG MASTODON_VER=4.3.1
 
 
 # Copy in built binaries