diff --git a/README.md b/README.md
index 667644d..a6beaf2 100644
--- a/README.md
+++ b/README.md
@@ -30,6 +30,7 @@ Remove the current database entry from the file and copy everything from the "ho
 Set the database password to the one set in the "docker-compose.yml".
 Change the turn server uris to your turn domain name.
 Set the "turn_shared_secret" to the value of the "static-auth-secret" in the "turnserver.conf" file.
+Add "public_baseurl: "https://matrix.yourdomain.com:8448" on the line under "server_name"
 
 Now run `docker compose up -d` to start everything.
 To create your use, run `docker exec -it synapse register_new_matrix_user http://localhost:8008 -c /data/homeserver.yaml` and fill in all the values.
\ No newline at end of file