diff --git a/Dockerfile b/Dockerfile
index 893b6ad..c817d8b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -29,6 +29,8 @@ RUN sed -i 's/^node/exec\ node/' bin/run.sh
 VOLUME /opt/etherpad-lite/var
 RUN ln -s var/settings.json settings.json
 
+RUN npm install ep_author_neat ep_headings2 ep_set_title_on_pad
+
 EXPOSE 9001
 ENTRYPOINT ["/entrypoint.sh"]
 CMD ["bin/run.sh", "--root"]