diff --git a/Dockerfile b/Dockerfile
index 4f930e4..76c73d3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.9-slim-buster
+FROM python:3.9-slim-bookworm
 
 # Install cron
 RUN apt-get update && apt-get -y install cron
diff --git a/crontab b/crontab
index 9759a37..b7927e7 100644
--- a/crontab
+++ b/crontab
@@ -1 +1 @@
-0 8,13,18 * * * python /app/main.py >> /var/log/cron.log 2>&1
+0 9,13,16 * * * cd /app && /usr/local/bin/python main.py >> /var/log/cron.log 2>&1
diff --git a/docker-compose.yml b/docker-compose.yml
index 1afdae7..6a0a2be 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -5,3 +5,6 @@ services:
     restart: unless-stopped
     volumes:
       - ./credentials.json:/app/credentials.json:ro
+    environment:
+      - TZ=Europe/Warsaw
+