diff --git a/README.md b/README.md
index 07ad569..61ad5cc 100644
--- a/README.md
+++ b/README.md
@@ -161,6 +161,9 @@ Below are the instructions for updating containers:
   containrrr/watchtower \
   --run-once cardigann
   ```
+
+**Note:** We do not endorse the use of Watchtower as a solution to automated updates of existing Docker containers. In fact we generally discourage automated updates. However, this is a useful tool for one-time manual updates of containers where you have forgotten the original parameters. In the long term, we highly recommend using Docker Compose.
+
 * You can also remove the old dangling images: `docker image prune`
 
 ## Building locally