Update README.md

Further clarification for existing users.

1 files changed, 2 insertions, 1 deletions

diff --git a/README.md b/README.md
index 5d93847..277ce07 100644
--- a/README.md
+++ b/README.md
@@ -48,7 +48,7 @@ After setting up the docker container we recommend you set up an NGINX reverse p
     ```sh
     docker pull getferdi/ferdi-server
     ```
-2. Create a new Docker container with your desired configuration
+2. Create a *new* Docker container with your desired configuration **Existing users please seee the warning above.**
 
     ```sh
             docker create \
@@ -73,6 +73,7 @@ After setting up the docker container we recommend you set up an NGINX reverse p
             -e IS_DASHBOARD_ENABLED=true \
             -e IS_REGISTRATION_ENABLED=true \
             -e CONNECT_WITH_FRANZ=true \
+      -e DATA_DIR=data \
             -p <port>:3333 \
             -v <path to data>:/config \
             -v <path to database>:/app/database \