diff --git a/.env b/.env
index f012497..b26f2f7 100644
--- a/.env
+++ b/.env
@@ -7,7 +7,7 @@
 # are not set in the shell environment.
 
 # To override these values, set the shell environment variables.
-JUPYTERHUB_VERSION=0.8.0
+JUPYTERHUB_VERSION=0.9.2
 
 # Name of Docker machine
 DOCKER_MACHINE_NAME=jupyterhub
@@ -16,7 +16,7 @@ DOCKER_MACHINE_NAME=jupyterhub
 DOCKER_NETWORK_NAME=jupyterhub-network
 
 # Single-user Jupyter Notebook server container image
-DOCKER_NOTEBOOK_IMAGE=jupyter/minimal-notebook:e1677043235c
+DOCKER_NOTEBOOK_IMAGE=jupyter/minimal-notebook:8ccdfc1da8d5
 
 # the local image we use, after pinning jupyterhub version
 LOCAL_NOTEBOOK_IMAGE=jupyterhub-user
diff --git a/Dockerfile.jupyterhub b/Dockerfile.jupyterhub
index dfcf049..4a4dfa1 100644
--- a/Dockerfile.jupyterhub
+++ b/Dockerfile.jupyterhub
@@ -7,7 +7,7 @@ FROM jupyterhub/jupyterhub-onbuild:$JUPYTERHUB_VERSION
 RUN /opt/conda/bin/conda install -yq psycopg2=2.7 && \
     /opt/conda/bin/conda clean -tipsy && \
     /opt/conda/bin/pip install --no-cache-dir \
-        oauthenticator==0.7.* \
+        oauthenticator==0.8.* \
         dockerspawner==0.9.*
 
 # Copy TLS certificate and key