diff --git a/docker-compose.yaml b/docker-compose.yaml
index 5640ee3..a66b00a 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -9,6 +9,9 @@ services:
     restart: unless-stopped
     depends_on:
       - lavalink
+    # BOT_TOKEN, GUILD_ID, LAVALINK_PASSWORD, ... come from .env.
+    env_file:
+      - .env
     environment:
       - LAVALINK_URI=ws://lavalink:2333
     # Catchphrases and the AR-meter user lists are supplied at deploy time,