diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index f26a7d5..7106e43 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -35,12 +35,14 @@ jobs:
     - name: Show versions
       run: |
         docker --version
+    - name: Get host IP
+      run: echo "HOST_IP=$(hostname -I | awk '{print $1}')" >> $GITHUB_ENV
     - name: Run a test
       run: |
         git clone https://github.com/sitespeedio/sitespeed.io.git
         cd sitespeed.io
         npm install
-        bin/sitespeed.js https://www.wikipedia.org -n 1 --api.hostname 127.0.0.1  --api.location docker --headless --api.json
+        bin/sitespeed.js https://www.wikipedia.org -n 1 --api.hostname 127.0.0.1  --api.location docker --headless --api.json --s3.endpoint "http://${{ env.HOST_IP }}:9000"
     - name: Display Server log
       if: failure() || success()
       run: cat server.log