diff --git a/README.md b/README.md
index 75e336c..fbb49cb 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # Instructions 
 
 ## docker-compose 
-- if you run into problems. delete stale containers and: `docker image prune` and `docker volume prune` to make sure there are no stale images and volumes.
+- if you run into problems. delete stale containers and: `docker rmi inspi4` and `docker volume prune` to make sure there are no stale images and volumes.
 - copy `config.env.exmaple` to `config.env` and edit 
 - optional: if you intend to link, copy `include.default.conf` to `include.conf` and edit
 - build: `docker-compose -f docker-compose.yml build` use: `docker-compose.linked.yml` if you intend to link.