diff --git a/Dockerfile b/Dockerfile
index eebc841..8fb748d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -117,12 +117,11 @@ RUN mamba install --quiet --yes \
     'notebook==6.4.12' \
     'jupyterhub==2.3.1' \
     'mathjax' \
-    'voila' \
+    'voila==0.3.7' \
     'jupyterlab-git' \
     'numba' \
     'cython' \
     'matplotlib' \
-    'opencv-python-headless' \
     'pandas' \
     'scipy' \
     'scikit-image' \
@@ -148,7 +147,8 @@ RUN pip install --extra-index-url https://git.sandbox.iuk.hdm-stuttgart.de/api/p
 #RUN pip install --extra-index-url https://git.sandbox.iuk.hdm-stuttgart.de/api/packages/grosse/pypi/simple jupyterlab-training
 #RUN pip install --extra-index-url https://git.sandbox.iuk.hdm-stuttgart.de/api/packages/grosse/pypi/simple jupyterlab-synthetic-data
 RUN pip install --extra-index-url https://git.sandbox.iuk.hdm-stuttgart.de/api/packages/grosse/pypi/simple jupyterlab-sandbox-announcement
-RUN pip install voila==0.3.7
+RUN pip torch==1.13.1+cu116 torchvision==0.14.1+cu116 torchaudio==0.13.1 --extra-index-url https://download.pytorch.org/whl/cu116
+RUN pip install opencv-python-headless
 # Configure container startup
 CMD ["start-notebook.sh"]