diff --git a/Dockerfile b/Dockerfile
index 865677f..e6de00d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,7 @@ ARG MC_VERSION=RELEASE.2021-06-13T17-48-22Z
 RUN wget https://dl.min.io/server/minio/release/linux-amd64/minio.${VERSION} -O /app/code/minio && chmod +x /app/code/minio && \
     wget https://dl.min.io/client/mc/release/linux-amd64/mc.${MC_VERSION} -O /app/code/mc && chmod +x /app/code/mc
 
-ADD start.sh /app/code/start.sh
-ADD minio-credentials /app/code/minio-credentials
+COPY start.sh /app/code/start.sh
+COPY minio-credentials /app/code/minio-credentials
 
 CMD [ "/app/code/start.sh" ]