diff --git a/README.md b/README.md
index 68d16c1..0602465 100644
--- a/README.md
+++ b/README.md
@@ -986,7 +986,7 @@ services:
     volumes:
       - data:/backup/my-app-backup:ro
       - /var/run/docker.sock:/var/run/docker.sock:ro
-      - /path/to/private_key:/root/.ssh/id
+      - /path/to/private_key:/root/.ssh/id_rsa
 
 volumes:
   data: