diff --git a/Dockerfile b/Dockerfile
index 2f2a41e..8bd6184 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,8 @@
 FROM ubuntu:latest
 
 # Dockerfile
-ENV KAGGLE_USERNAME=alicjaszulecka
-ENV KAGGLE_KEY=default_key
+ARG KAGGLE_USERNAME
+ARG KAGGLE_KEY
 
 RUN apt update && apt install -y python3-pip
 RUN apt install unzip