diff --git a/Dockerfile b/Dockerfile
index 2bd9c325337e94e72928db2087b55b0e2b48ab24..7854132aa920f058ff2a2333e84f1dba5e5857d6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,17 +9,17 @@ FROM renku/renkulab-py:3.7-renku0.10.4-0.6.3
 # e.g. the following installs apt-utils and vim; each pkg on its own line, all lines
 # except for the last end with backslash '\' to continue the RUN line
 
-# USER root
-# RUN apt-get update && \
-#   apt-get install -y --no-install-recommends \
-#   apt-utils \
-#   firefox
-# #   cd /home/work/hslu-deep-learning/notebooks/Block_5/Seleniumtest
-# #   wget https://github.com/mozilla/geckodriver/releases/download/v0.24.0/geckodriver-v0.24.0-linux64.tar.gz
-# #   tar -xvzf geckodriver*
-# #   chmod +x geckodriver
-# #   export PATH=$PATH:/home/work/hslu-deep-learning/notebooks/Block_5/Seleniumtests/.
-# USER ${NB_USER}
+USER root
+RUN apt-get update && \
+  apt-get install -y --no-install-recommends \
+  apt-utils \
+  firefox
+  cd /home/work/hslu-deep-learning/notebooks/Block_5/Seleniumtest \
+  wget https://github.com/mozilla/geckodriver/releases/download/v0.24.0/geckodriver-v0.24.0-linux64.tar.gz \
+  tar -xvzf geckodriver* \
+  chmod +x geckodriver \
+  export PATH=$PATH:/home/work/hslu-deep-learning/notebooks/Block_5/Seleniumtests/.
+USER ${NB_USER}
 
 # install the python dependencies
 COPY requirements.txt environment.yml /tmp/
@@ -30,5 +30,5 @@ RUN conda env update -q -f /tmp/environment.yml && \
 
 # add chromedriver and geckodriver to PATH
 
-# ENV PATH="/home/work/hslu-deep-learning/notebooks/Block_5/Seleniumtest/geckodriver:${PATH}"
-# ENV PATH "$PATH:/notebooks/Block_5/Seleniumtest/geckodriver"
+ENV PATH="/home/work/hslu-deep-learning/notebooks/Block_5/Seleniumtest/geckodriver:${PATH}"
+ENV PATH "$PATH:/notebooks/Block_5/Seleniumtest/geckodriver"