diff --git a/examples/internal-ssl/Dockerfile b/examples/internal-ssl/Dockerfile
index 9db031b..80c47bf 100644
--- a/examples/internal-ssl/Dockerfile
+++ b/examples/internal-ssl/Dockerfile
@@ -1,6 +1,6 @@
-FROM jupyterhub/jupyterhub:4
+FROM jupyterhub/jupyterhub:5
 
-COPY setup.py requirements.txt /src/dockerspawner/
+COPY pyproject.toml setup.py requirements.txt /src/dockerspawner/
 COPY dockerspawner /src/dockerspawner/dockerspawner
 RUN pip install /src/dockerspawner
 
diff --git a/examples/internal-ssl/docker-compose.yml b/examples/internal-ssl/docker-compose.yml
index 2ff1931..105ed33 100644
--- a/examples/internal-ssl/docker-compose.yml
+++ b/examples/internal-ssl/docker-compose.yml
@@ -1,9 +1,6 @@
 # Copyright (c) Jupyter Development Team.
 # Distributed under the terms of the Modified BSD License.
 
-# JupyterHub docker-compose configuration file
-version: "3"
-
 services:
   proxy:
     depends_on:
@@ -11,7 +8,7 @@ services:
         condition: service_completed_successfully
 
     container_name: proxy
-    image: jupyterhub/configurable-http-proxy:4
+    image: quay.io/jupyterhub/configurable-http-proxy:4
     restart: always
     environment:
       CONFIGPROXY_AUTH_TOKEN: ${CONFIGPROXY_AUTH_TOKEN}
@@ -110,13 +107,13 @@ services:
 
 volumes:
   data:
-    external:
-      name: ${DATA_VOLUME_HOST}
+    name: ${DATA_VOLUME_HOST}
+    external: true
   ssl:
-    external:
-      name: ${SSL_VOLUME_HOST}
+    name: ${SSL_VOLUME_HOST}
+    external: true
 
 networks:
   default:
-    external:
-      name: ${DOCKER_NETWORK_NAME}
+    name: ${DOCKER_NETWORK_NAME}
+    external: true
diff --git a/examples/internal-ssl/test_internal_ssl.py b/examples/internal-ssl/test_internal_ssl.py
index 8e630d3..e578a69 100644
--- a/examples/internal-ssl/test_internal_ssl.py
+++ b/examples/internal-ssl/test_internal_ssl.py
@@ -14,7 +14,7 @@
 
 @pytest.fixture(scope='session')
 def compose_build():
-    check_call(['docker-compose', 'build'], cwd=here)
+    check_call(['docker', 'compose', 'build'], cwd=here)
 
 
 @pytest.fixture(scope='session')
@@ -49,7 +49,7 @@ def volumes_and_networks():
 
 @pytest.fixture(scope='session')
 def compose_up(volumes_and_networks, compose_build):
-    p = Popen(['docker-compose', 'up'], cwd=here)
+    p = Popen(['docker', 'compose', 'up'], cwd=here)
     for i in range(60):
         try:
             r = requests.get(hub_url + '/hub/')
@@ -57,19 +57,19 @@ def compose_up(volumes_and_networks, compose_build):
         except Exception:
             time.sleep(1)
             if p.poll() is not None:
-                raise RuntimeError("`docker-compose up` failed")
+                raise RuntimeError("`docker compose up` failed")
         else:
             break
     else:
         p.terminate()
-        check_call(['docker-compose', 'rm', '-s', '-f'], cwd=here)
+        check_call(['docker', 'compose', 'rm', '-s', '-f'], cwd=here)
         raise TimeoutError("hub never showed up at %s" % hub_url)
 
     try:
         yield
     finally:
         p.terminate()
-        check_call(['docker-compose', 'rm', '-s', '-f'], cwd=here)
+        check_call(['docker', 'compose', 'rm', '-s', '-f'], cwd=here)
 
 
 def test_internal_ssl(compose_up):