diff --git a/README.md b/README.md
index eccd966..c2ac99b 100644
--- a/README.md
+++ b/README.md
@@ -66,6 +66,7 @@ Containers need to be manually stopped, removed and created again to run on the
 - ~~Script breaks if one of the chosen containers are a `docker run` container.~~
 - ~~Using relative paths for volumes eg. `${PWD}/data:data` will create the volumes where you stand.~~
 - ~~Having no curl/wget leads to corrupt `regctl` without alerting.~~
+- ~~Using custom `.env` files does not work.~~
 
 ### :hammer: Known issues
 - ~~No granular choice of what to update (except initial name filter).~~