diff --git a/docker-compose.prod.yml b/docker-compose.prod.yml
index 5a23b35..a78bc6e 100644
--- a/docker-compose.prod.yml
+++ b/docker-compose.prod.yml
@@ -36,6 +36,7 @@ services:
       - mongo:/data/db
       - ./mongo-init.js:/docker-entrypoint-initdb.d/mongo-init.js:ro
     environment:
+      - BASE_URL=https://example.com
       - MONGO_INITDB_ROOT_USERNAME=admin
       - MONGO_INITDB_ROOT_PASSWORD=admin-password
       - MONGO_USER=user
diff --git a/docker-compose.testing.yml b/docker-compose.testing.yml
index a1ad2ea..46ea3b0 100644
--- a/docker-compose.testing.yml
+++ b/docker-compose.testing.yml
@@ -37,6 +37,7 @@ services:
     volumes:
       - /var/run/docker.sock:/var/run/docker.sock
     environment:
+      - BASE_URL=http://localhost:5173
       - MONGO_URL=mongodb://user:user-password@db-test:27017/odyssey-test
       - DOCKER_NETWORK=linux-odyssey-players
       - GOOGLE_CLIENT_ID=${GOOGLE_CLIENT_ID}
diff --git a/docker-compose.yml b/docker-compose.yml
index c0afae7..e787faf 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -27,6 +27,7 @@ services:
       - ./packages:/app/packages
       - ./quests:/app/quests
     environment:
+      - BASE_URL=http://localhost:5173
       - MONGO_URL=mongodb://db:27017/odyssey-test
       - DOCKER_NETWORK=linux-odyssey-players
       - HOST_PWD=${PWD}
diff --git a/server/src/auth/googleStrategy.js b/server/src/auth/googleStrategy.js
index 2edb2e2..adf27c0 100644
--- a/server/src/auth/googleStrategy.js
+++ b/server/src/auth/googleStrategy.js
@@ -43,7 +43,7 @@ export default enabled
       {
         clientID: config.google.clientID,
         clientSecret: config.google.clientSecret,
-        callbackURL: '/api/v1/auth/google/callback',
+        callbackURL: `${config.baseUrl}/api/v1/auth/google/callback`,
         scope: ['profile', 'email'],
       },
       verify
diff --git a/server/src/config.js b/server/src/config.js
index 78377cd..9dd4f47 100644
--- a/server/src/config.js
+++ b/server/src/config.js
@@ -1,6 +1,6 @@
 import { get } from './utils/env.js'
 
-export default {
+const config = {
   host: get('HOST', 'localhost'),
   port: get('PORT', 3000),
   db: get('MONGO_URL', 'mongodb://localhost:27017/odyssey-test'),
@@ -15,3 +15,7 @@ export default {
     clientSecret: get('GOOGLE_CLIENT_SECRET', ''),
   },
 }
+
+config.baseUrl = get('BASE_URL', `http://${config.host}:${config.port}`)
+
+export default config
diff --git a/server/src/index.js b/server/src/index.js
index e6cf522..b2b57f6 100644
--- a/server/src/index.js
+++ b/server/src/index.js
@@ -49,7 +49,7 @@ async function main() {
   app.use('/api/v1', apiRouter)
 
   server.listen(config.port, config.host, () => {
-    console.log(`Server listening at http://${config.host}:${config.port}`)
+    console.log(`Server listening at ${config.baseUrl}`)
   })
 }