diff --git a/README.md b/README.md
index d56fbef..ff025e7 100644
--- a/README.md
+++ b/README.md
@@ -34,7 +34,7 @@ POSTGRES_DB=nostr
 POSTGRES_USER=nostr
 POSTGRES_PASSWORD=nostr
 POSTGRES_PORT=5432
-POSTGRES_HOST=localhost
+POSTGRES_HOST=172.28.0.4
 DD_ENV=<DATADOG_ENV_TAG>
 DD_API_KEY=<YOUR_DATADOG_API_KEY>
 DOMAIN_NAME=<YOUR_DOMAIN_NAME>