diff --git a/README.md b/README.md
index 76d2f57..4c2c6df 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,14 @@ That will be moved to `${MAILBOXES_WHEN_DONE_MOVE_TO}` or `${MAILBOXES_WHEN_FAIL
 
 ## Usage
 
+## Fetching reports
+
+A cron is located in `/var/spool/cron/crontabs/application` and will fetch reports hourly.
+Feel free to mount another [crontab file](./docker/crontab) to `/var/spool/cron/crontabs/application`
+See: [cron setup from the upstream image](https://github.com/webdevops/Dockerfile/issues/280)
+
+## Docker compose
+
 ```yml
 version: "2.3"
 
diff --git a/docker/Dockerfile b/docker/Dockerfile
index 7198c8e..5ee7789 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -12,11 +12,14 @@ ENV WEB_DOCUMENT_INDEX="index.html"
 ENV php.variables_order="EGPCS"
 
 # Remove global logging
-RUN sed -i '/access_log/d' /etc/nginx/nginx.conf
+RUN set -eux; \
+    sed -i '/access_log/d' /etc/nginx/nginx.conf;
 
 COPY nginx-host.conf /opt/docker/etc/nginx/vhost.common.d/20-nginx-host.conf
 COPY nginx-logs.conf /opt/docker/etc/nginx/conf.d/5-logs.conf
 COPY nginx-vhost.conf /opt/docker/etc/nginx/vhost.conf
+# root:application
+COPY --chown=root:1000 --chmod=0600 crontab /var/spool/cron/crontabs/application
 
 USER application
 WORKDIR $WEB_DOCUMENT_ROOT
@@ -28,7 +31,7 @@ RUN set -eux; \
     cd $WEB_DOCUMENT_ROOT; \
     # curl -# -L -o - https://patch-diff.githubusercontent.com/raw/liuch/dmarc-srg/pull/<pr-id>.diff | patch -p1; \
     rm -vr *.md; \
-    tree
+    tree;
 
 COPY config.php /var/www/html/config/conf.php
 
diff --git a/docker/crontab b/docker/crontab
new file mode 100644
index 0000000..e39d9e6
--- /dev/null
+++ b/docker/crontab
@@ -0,0 +1 @@
+@hourly php -f /var/www/html/utils/fetch_reports.php