diff --git a/Sources/api_database/Dockerfile b/Sources/api_database/Dockerfile
index ea7dcb4..21cdfa4 100644
--- a/Sources/api_database/Dockerfile
+++ b/Sources/api_database/Dockerfile
@@ -8,4 +8,5 @@ COPY . /usr/src/daflmusic
 WORKDIR /usr/src/daflmusic
 RUN ls
 RUN php /usr/local/bin/composer require slim/slim:3.*
+RUN ls
 CMD [ "php", "./public/index.php" ]
\ No newline at end of file