diff --git a/Dockerfile b/Dockerfile
index f2b08d3a..69b43d8c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,4 +6,5 @@ COPY . /var/oj/
 WORKDIR /var/oj/
 RUN pip install -r requirements.txt
 EXPOSE 8080
+RUN mkdir LOG
 RUN python manage.py runserver 8080