diff --git a/crontab b/crontab
index 2ef3a1c..9759a37 100644
--- a/crontab
+++ b/crontab
@@ -1 +1 @@
-0 8 * * * python /app/main.py >> /var/log/cron.log 2>&1
+0 8,13,18 * * * python /app/main.py >> /var/log/cron.log 2>&1
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 0000000..1afdae7
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,7 @@
+version: '3.8'
+services:
+  gsheet-bot:
+    build: .
+    restart: unless-stopped
+    volumes:
+      - ./credentials.json:/app/credentials.json:ro