diff --git a/Dockerfile b/Dockerfile
index 8c497f3..d0cd266 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -47,7 +47,7 @@ ADD 04_copy_env.sh /etc/cont-init.d/04_copy_env
 ADD 05_setup_rsession_parameters.sh /etc/cont-init.d/05_setup_rsession_parameters
 
 # Install the jupiterhub proxy
-RUN pip3 install jupyter-rsession-proxy
+RUN pip3 install jupyter-rsession-proxy jupyterhub-singleuser
 RUN apt-get clean && rm -rf /var/lib/apt/lists/* && \
     echo "en_US.UTF-8 UTF-8" > /etc/locale.gen && \
     locale-gen