diff --git a/README.md b/README.md
index 0ec759c..fd9ae8e 100644
--- a/README.md
+++ b/README.md
@@ -78,7 +78,7 @@ FROM willfarrell/crontab
 
 RUN apk add --no-cache logrotate
 RUN echo "*/5 *	* * *  /usr/sbin/logrotate /etc/logrotate.conf" >> /etc/crontabs/logrotate
-ADD logrotate.conf /etc/logrotate.conf
+COPY logrotate.conf /etc/logrotate.conf
 
 CMD ["crond", "-f"]
 ```