diff --git a/Dockerfile b/Dockerfile
index 60614b8..691819d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,7 +14,7 @@ RUN pip install --no-cache-dir -r requirements.txt
 RUN apt-get update && apt-get install -y cron
 
 # Add the cron job to run the Python script weekly (every Sunday at 3 AM)
-RUN echo "*/5 * * * * /usr/local/bin/python /usr/src/app/main.py >> /var/log/cron.log 2>&1" > /etc/cron.d/weekly_job
+RUN echo "*/5 * * * * /usr/local/bin/python3 /usr/src/app/main.py >> /var/log/cron.log 2>&1" > /etc/cron.d/weekly_job
 
 # Give execution rights on the cron job
 RUN chmod 0644 /etc/cron.d/weekly_job