diff --git a/Dockerfile b/Dockerfile
index e6406e7..f44c302 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,6 +13,10 @@ RUN apk add --no-cache $BUILD_DEPS && cd /usr/src/sauerbraten && \
 
 EXPOSE 28785 28786 28785/udp 28786/udp
 
+VOLUME /opt/sauerbraten
+
+WORKDIR /opt/sauerbraten
+
 ENTRYPOINT /usr/bin/sauerbraten-server
 
 CMD ["-d1", "-c18", "-g2"]