diff --git a/Dockerfile b/Dockerfile
index 9ef81f9..70167b4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,6 +9,7 @@ RUN venv/bin/pip3 install --no-cache --upgrade pip setuptools
 RUN mkdir /code
 WORKDIR /code
 COPY requirements.txt requirements.txt
+RUN ls venv/bin
 RUN venv/bin/pip3 install requirements.txt
 
 ENTRYPOINT [ "venv/bin/python3", "main.py" ]
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