diff --git a/roles/dehydrated-domains/templates/hook.sh.j2 b/roles/dehydrated-domains/templates/hook.sh.j2
index 5baa6a7..69b92d6 100644
--- a/roles/dehydrated-domains/templates/hook.sh.j2
+++ b/roles/dehydrated-domains/templates/hook.sh.j2
@@ -1,5 +1,8 @@
 #!/usr/bin/env bash
 
+# This Script is copied from https://github.com/dehydrated-io/dehydrated/blob/v0.7.0/docs/examples/hook.sh
+# and modified to accept per domain hooks as item.*_hook when using ansible.template
+
 deploy_challenge() {
     local DOMAIN="${1}" TOKEN_FILENAME="${2}" TOKEN_VALUE="${3}"