diff --git a/tobago-example/tobago-example-demo/src/main/tobago-vm/docker/apache-proxy/Dockerfile b/tobago-example/tobago-example-demo/src/main/tobago-vm/docker/apache-proxy/Dockerfile
index 822c9d9..55d561e 100644
--- a/tobago-example/tobago-example-demo/src/main/tobago-vm/docker/apache-proxy/Dockerfile
+++ b/tobago-example/tobago-example-demo/src/main/tobago-vm/docker/apache-proxy/Dockerfile
@@ -13,7 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM debian:stable-slim
+FROM debian:buster-slim
 
 RUN apt-get update \
  && apt-get upgrade -y \
diff --git a/tobago-example/tobago-example-demo/src/main/tobago-vm/docker/docker-compose.yml b/tobago-example/tobago-example-demo/src/main/tobago-vm/docker/docker-compose.yml
index 3e9b6d7..6eee6b5 100644
--- a/tobago-example/tobago-example-demo/src/main/tobago-vm/docker/docker-compose.yml
+++ b/tobago-example/tobago-example-demo/src/main/tobago-vm/docker/docker-compose.yml
@@ -76,6 +76,8 @@
       - CONTEXT_PATH=demo-5-snapshot
     volumes:
       - /opt/docker/artifacts:/opt/docker/artifacts
+    ports:
+      - "8502:8080"
   demo-4-release:
     build: tomcat
     environment:
@@ -83,6 +85,8 @@
       - CONTEXT_PATH=demo-4-release
     volumes:
       - /opt/docker/artifacts:/opt/docker/artifacts
+    ports:
+      - "8400:8080"
   demo-4-staging:
     build: tomcat
     environment:
@@ -91,6 +95,8 @@
       - CONTEXT_PATH=demo-4-staging
     volumes:
       - /opt/docker/artifacts:/opt/docker/artifacts
+    ports:
+      - "8401:8080"
   demo-4-snapshot:
     build: tomcat
     environment:
@@ -98,6 +104,8 @@
       - CONTEXT_PATH=demo-4-snapshot
     volumes:
       - /opt/docker/artifacts:/opt/docker/artifacts
+    ports:
+      - "8402:8080"
   demo-3-release:
     build: tomcat
     environment:
@@ -105,6 +113,8 @@
       - CONTEXT_PATH=demo-3-release
     volumes:
       - /opt/docker/artifacts:/opt/docker/artifacts
+    ports:
+      - "8300:8080"
   demo-2-release:
     build: tomcat
     environment:
@@ -112,6 +122,8 @@
       - CONTEXT_PATH=demo-2-release
     volumes:
       - /opt/docker/artifacts:/opt/docker/artifacts
+    ports:
+      - "8200:8080"
   demo-2-staging:
     build: tomcat
     environment:
@@ -120,6 +132,8 @@
       - CONTEXT_PATH=demo-2-staging
     volumes:
       - /opt/docker/artifacts:/opt/docker/artifacts
+    ports:
+      - "8201:8080"
   demo-2-snapshot:
     build: tomcat
     environment:
@@ -127,6 +141,8 @@
       - CONTEXT_PATH=demo-2-snapshot
     volumes:
       - /opt/docker/artifacts:/opt/docker/artifacts
+    ports:
+      - "8202:8080"
   demo-1-5-release:
     build: tomcat
     environment:
@@ -134,6 +150,8 @@
       - CONTEXT_PATH=demo-1-5-release
     volumes:
       - /opt/docker/artifacts:/opt/docker/artifacts
+    ports:
+      - "8150:8080"
   demo-1-0-release:
     build: tomcat
     environment:
@@ -141,3 +159,5 @@
       - CONTEXT_PATH=demo-1-0-release
     volumes:
       - /opt/docker/artifacts:/opt/docker/artifacts
+    ports:
+      - "8100:8080"