diff --git a/docs/creating-config.md b/docs/creating-config.md
index 27a8a83..2f50aa7 100644
--- a/docs/creating-config.md
+++ b/docs/creating-config.md
@@ -8,6 +8,7 @@ Kwil provides a pre-configured PostgreSQL Docker image for quick setup:
 
 ```bash
 docker run -p 5432:5432 --name kwil-postgres -e "POSTGRES_HOST_AUTH_METHOD=trust" \
+    -v postgres_data:/var/lib/postgresql/data \
     kwildb/postgres:latest
 ```
 
@@ -108,4 +109,4 @@ kwil-admin setup peer \
     --chain.p2p.external-address http://mynode.mycompany.com:26656 \
     --root-dir ./tsn-config \
     --app.db-read-timeout 60s
-```
\ No newline at end of file
+```