diff --git a/Dockerfile b/Dockerfile
index 8184c95..5d78cb7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -17,3 +17,4 @@ ENV PYTHONUNBUFFERED 1
 COPY requirements.txt requirements.txt
 RUN python3.8 -m pip install --upgrade pip
 RUN python3.8 -m pip install -r requirements.txt
+CMD ["/bin/sh"]