diff --git a/Dockerfile b/Dockerfile
index 0b0e2e8b82d4198679371b5f62f62c934f74c3af..1f4c4aa72febdd9b9a18888eb77d1e0cfd57fd19 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,8 +15,7 @@ RUN rm -rf /etc/nginx/conf./* && \
                 -keyout /var/ssl/site.key \
                 -nodes \
                 -out /var/ssl/site.crt \
-                -days 2 \
-                -subj "/C=US/ST=IL/L=None/O=None/OU=None/CN=localhost/" && \
+                -batch && \
     setcap CAP_NET_BIND_SERVICE=+ep "$(command -v nginx)" && \
     chown nginx /var/ssl/site.*
 COPY www/ /var/www/