diff --git a/entrypoint.sh b/entrypoint.sh
new file mode 100644
index 0000000..1abaa2d
--- /dev/null
+++ b/entrypoint.sh
@@ -0,0 +1,9 @@
+#!/bin/bash
+set -e
+
+echo \"$CRON_SCHEDULE /usr/local/bin/php /opt/phpipam-agent/index.php update > /proc/self/fd/1 2>/proc/self/fd/2\" > $CRONTAB_FILE
+chmod 0644 $CRONTAB_FILE
+
+exec "$@"
+
+