diff --git a/Dockerfile b/Dockerfile
index 0399ad2..3c7c210 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -30,6 +30,7 @@ RUN apt-get update \
 RUN echo "deb http://deb.debian.org/debian stretch main contrib" > /etc/apt/sources.list.d/contrib.list
 RUN apt-get update \
     && apt-get install -yqq dosemu \
+    && sed -ie 's#^lredir \(.*\)/media/cdrom#rem &#' /etc/dosemu/freedos/autoexec.bat \
     && apt-get -y autoremove \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*