diff --git a/docker/Dockerfile b/docker/Dockerfile
index d9a687e..166c91d 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -3,9 +3,6 @@ ARG BASE_IMAGE=latest
 FROM ghcr.io/ccpbiosim/jupyterhub-base:$BASE_IMAGE
 
 LABEL maintainer="James Gebbie-Rayet <james.gebbie@stfc.ac.uk>"
-LABEL org.opencontainers.image.source=https://github.com/ccpbiosim/pca-workshop
-LABEL org.opencontainers.image.description="A repository containing the build steps for the ccpbiosim workshop on PCA."
-LABEL org.opencontainers.image.licenses=MIT
 
 # Switch to jovyan user.
 USER $NB_USER
@@ -23,8 +20,5 @@ RUN mv utilities.py /opt/conda/lib/python3.12/site-packages/utilities.py && \
 # Copy lab workspace
 COPY --chown=1000:100 docker/default-37a8.jupyterlab-workspace /home/jovyan/.jupyter/lab/workspaces/default-37a8.jupyterlab-workspace
 
-# UNCOMMENT THIS LINE FOR REMOTE DEPLOYMENT
-COPY docker/jupyter_notebook_config.py /etc/jupyter/
-
 # Always finish with non-root user as a precaution.
 USER $NB_USER
diff --git a/docker/jupyter_notebook_config.py b/docker/jupyter_notebook_config.py
deleted file mode 100644
index a3e5d82..0000000
--- a/docker/jupyter_notebook_config.py
+++ /dev/null
@@ -1,2 +0,0 @@
-
-c.JupyterHub.authenticator_class = 'tmpauthenticator.TmpAuthenticator'