diff --git a/Dockerfile b/Dockerfile
index 37c95a3af..45be9e47d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,10 +7,13 @@ RUN wget https://raw.githubusercontent.com/technomancy/leiningen/stable/bin/lein
 RUN chmod a+x lein
 RUN mv lein /usr/local/bin
 RUN wget -q https://github.com/rbenv/rbenv-installer/raw/HEAD/bin/rbenv-installer -O- | bash
-RUN /bin/bash --login -c 'rbenv install 3.2.6'
-RUN /bin/bash --login -c 'rbenv global 3.2.6'
+# todo: it would be great if we could get the used ruby version from openvox-agent and use it here
+# and maybe don't randomly download rbenv and leiningen
+# and how bad is it that we hardcode java 11 above?
+RUN /bin/bash --login -c 'rbenv install 3.2.8'
+RUN /bin/bash --login -c 'rbenv global 3.2.8'
 RUN git config --global user.email "openvox@voxpupuli.org"
 RUN git config --global user.name "Vox Pupuli"
 RUN git config --global --add safe.directory /code
 
-CMD ["tail -f /dev/null"]
\ No newline at end of file
+CMD ["tail -f /dev/null"]