diff --git a/Dockerfile b/Dockerfile
index b395fe1..92d4656 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,6 +7,7 @@ RUN pip install --upgrade pip \
     && pip install flask gunicorn
 
 COPY entrypoint.sh /
+RUN sed -i 's/\r$//' /entrypoint.sh
 RUN chmod +x /entrypoint.sh
 
 VOLUME /src/db