diff --git a/fireflyiii/rootfs/templates/cronupdate b/fireflyiii/rootfs/templates/cronupdate
index 6b05d6b48..5206f84b1 100644
--- a/fireflyiii/rootfs/templates/cronupdate
+++ b/fireflyiii/rootfs/templates/cronupdate
@@ -1,4 +1,4 @@
-/usr/bin/env bashio
+#!/usr/bin/env bashio
 
 bashio::info "Running update according to defined schedule"
 if bashio::config.true 'silent'; then