diff --git a/Dockerfile b/Dockerfile
index db5b7d406be2a183d9b02c66d26babfc88b02c5d..810564eafeaf59e78e1a76bfec0473e72e30bb28 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -24,10 +24,10 @@ FROM registry.conarx.tech/containers/alpine/3.21 as mastodon-builder
 LABEL maintainer="Nigel Kukard <nkukard@lbsd.net>"
 ARG VERSION_INFO=
 
-ARG MASTODON_VER=4.3.3
+ARG MASTODON_VER=4.3.4
 
 COPY --from=registry.conarx.tech/containers/nodejs/3.21:22.14.0 /opt/nodejs-22.14.0 /opt/nodejs-22.14.0
-COPY --from=registry.conarx.tech/containers/ruby/3.21:3.3.6 /opt/ruby-3.3.6 /opt/ruby-3.3.6
+COPY --from=registry.conarx.tech/containers/ruby/3.21:3.4.2 /opt/ruby-3.4.2 /opt/ruby-3.4.2
 
 
 # Copy build patches
@@ -108,14 +108,14 @@ FROM registry.conarx.tech/containers/alpine/3.21
 
 ARG VERSION_INFO=
 
-ARG RUBY_VER=3.3.6
+ARG RUBY_VER=3.4.2
 ARG NODEJS_VER=22.14.0
 
 LABEL org.opencontainers.image.authors   = "Nigel Kukard <nkukard@conarx.tech>"
 LABEL org.opencontainers.image.version   = "3.21"
 LABEL org.opencontainers.image.base.name = "docker.io/library/alpine:3.21"
 
-COPY --from=registry.conarx.tech/containers/ruby/3.21:3.3.6 /opt/ruby-3.3.6 /opt/ruby-3.3.6
+COPY --from=registry.conarx.tech/containers/ruby/3.21:3.4.2 /opt/ruby-3.4.2 /opt/ruby-3.4.2
 COPY --from=registry.conarx.tech/containers/nodejs/3.21:22.14.0 /opt/nodejs-22.14.0 /opt/nodejs-22.14.0