diff --git a/_nginx/Dockerfile b/_nginx/Dockerfile
index 65af208..d9450aa 100644
--- a/_nginx/Dockerfile
+++ b/_nginx/Dockerfile
@@ -8,4 +8,4 @@ RUN apt-get update                                \
 COPY cron.d/ /etc/cron.d/
 COPY entrypoint.d/ /docker-entrypoint.d/
 COPY default.conf /tmp/
-VOLUME /etc/nginx/conf.d/ /etc/letsencrypt/ /sites/
+VOLUME /etc/nginx/conf.d/ /etc/letsencrypt/