diff --git a/packages/db/README.md b/packages/db/README.md
index 277cd1b5..ed3219ba 100644
--- a/packages/db/README.md
+++ b/packages/db/README.md
@@ -4,7 +4,7 @@
 docker pull postgres
 docker run \
     --name spacetraders_postgres \
-    -p 5432:5432 \
+    -p 127.0.0.1:5432:5432 \
     -e POSTGRES_USER=postgres \
     -e POSTGRES_DB=spacetraders \
     -e POSTGRES_PASSWORD=password \