diff --git a/Dockerfile b/Dockerfile
index b403946..ad6cdb0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,8 @@
 FROM python:3.5
 ENV WEBHOOK_URL_PREFIX="wiki/hooks"
 RUN apt update
-RUN apt install -y unzip apache2
-RUN python -m pip  install mkdocs==1.0.4 mkdocs-material==3.1.0 pygments pymdown-extensions
+RUN apt install -y unzip apache2 build-essential python3-dev python3-pip python3-setuptools python3-wheel python3-cffi libcairo2 libpango-1.0-0 libpangocairo-1.0-0 libgdk-pixbuf2.0-0 libffi-dev shared-mime-info
+RUN python -m pip  install mkdocs==1.0.4 mkdocs-material==3.1.0 pygments pymdown-extensions mkdocs-pdf-export-plugin==0.4.0
 RUN wget -qO- https://github.com/adnanh/webhook/releases/download/2.6.5/webhook-linux-amd64.tar.gz \ 
       | tar xzv --strip 1  -C  /usr/local/bin
 RUN mkdir -p /var/webhook /srv_root/docs