diff --git a/back/loaders/express.ts b/back/loaders/express.ts
index 7f1a06f2..1de92cd8 100644
--- a/back/loaders/express.ts
+++ b/back/loaders/express.ts
@@ -26,7 +26,7 @@ export default ({ app }: { app: Application }) => {
   app.use(
     '/api/public',
     createProxyMiddleware({
-      target: `http://localhost:${config.publicPort}/api`,
+      target: `http://0.0.0.0:${config.publicPort}/api`,
       changeOrigin: true,
       pathRewrite: { '/api/public': '' },
       logProvider: () => Logger
diff --git a/back/schedule/client.ts b/back/schedule/client.ts
index e9d04b77..ab70dba0 100644
--- a/back/schedule/client.ts
+++ b/back/schedule/client.ts
@@ -10,7 +10,7 @@ import config from '../config';
 
 class Client {
   private client = new CronClient(
-    `localhost:${config.cronPort}`,
+    `0.0.0.0:${config.cronPort}`,
     credentials.createInsecure(),
   );
 
diff --git a/back/schedule/health.ts b/back/schedule/health.ts
index bda0ec9b..9946034c 100644
--- a/back/schedule/health.ts
+++ b/back/schedule/health.ts
@@ -10,7 +10,7 @@ const check = async (
   switch (call.request.service) {
     case 'cron':
       const res = await promiseExec(
-        `curl -s http://localhost:${config.port}/api/system`,
+        `curl -s http://0.0.0.0:${config.port}/api/system`,
       );
 
       if (res.includes('200')) {