diff --git a/Dockerfile b/Dockerfile
index f0a8dda..066212b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,4 +14,4 @@ COPY ./download_data_and_process.py ./
 COPY ./stats.py ./
 
 # Domyślne polecenie, które zostanie uruchomione w kontenerze po jego starcie
-CMD python -u ./download_data_and_process.py
\ No newline at end of file
+CMD python3 -u ./download_data_and_process.py
\ No newline at end of file