diff --git a/README.md b/README.md
index 5f87674..1de47ae 100644
--- a/README.md
+++ b/README.md
@@ -48,9 +48,9 @@ If deploying to AWS, you could also set following variables to enable [Wal-E](ht
 All four environment variables are required. It will enable completed WAL segments sent to archive storage (S3). The base backup and clean up can be done through the following command:
 ```bash
 # Base backup
-docker exec mattermost-db su - postgres sh -c "/usr/bin/envdir /etc/wal-e.d/env /usr/local/bin/wal-e backup-push /var/lib/postgresql/data"
+docker exec mattermost-db su - postgres sh -c "/usr/bin/envdir /etc/wal-e.d/env /usr/bin/wal-e backup-push /var/lib/postgresql/data"
 # Keep the most recent 7 base backups and remove the old ones
-docker exec mattermost-db su - postgres sh -c "/usr/bin/envdir /etc/wal-e.d/env /usr/local/bin/wal-e delete --confirm retain 7"
+docker exec mattermost-db su - postgres sh -c "/usr/bin/envdir /etc/wal-e.d/env /usr/bin/wal-e delete --confirm retain 7"
 ```
 Those tasks can be executed through a cron job or systemd timer.
 
diff --git a/db/Dockerfile b/db/Dockerfile
index 4b0a03c..dc988d1 100644
--- a/db/Dockerfile
+++ b/db/Dockerfile
@@ -26,4 +26,4 @@ COPY entrypoint.sh /
 ENTRYPOINT ["/entrypoint.sh"]
 CMD ["postgres"]
 
-VOLUME ["/var/run/postgresql", "/usr/share/postgresql/", "/var/lib/postgresql/data", "/tmp"]
+VOLUME ["/var/run/postgresql", "/usr/share/postgresql/", "/var/lib/postgresql/data", "/tmp", "/etc/wal-e.d/env"]