diff --git a/data/hooks/conf_regen/01-yunohost b/data/hooks/conf_regen/01-yunohost
old mode 100644
new mode 100755
index 621cb6c40..656663548
--- a/data/hooks/conf_regen/01-yunohost
+++ b/data/hooks/conf_regen/01-yunohost
@@ -1,3 +1,5 @@
+#!/bin/bash
+
 set -e 
 
 do_pre_regen() {
diff --git a/data/hooks/conf_regen/02-ssl b/data/hooks/conf_regen/02-ssl
old mode 100644
new mode 100755
index 95578ae90..6239b931d
--- a/data/hooks/conf_regen/02-ssl
+++ b/data/hooks/conf_regen/02-ssl
@@ -1,3 +1,5 @@
+#!/bin/bash
+
 set -e 
 
 ssl_dir="/usr/share/yunohost/yunohost-config/ssl/yunoCA"
diff --git a/data/hooks/conf_regen/03-ssh b/data/hooks/conf_regen/03-ssh
old mode 100644
new mode 100755
index deff76ad5..844efef3b
--- a/data/hooks/conf_regen/03-ssh
+++ b/data/hooks/conf_regen/03-ssh
@@ -1,3 +1,5 @@
+#!/bin/bash
+
 set -e 
 
 do_pre_regen() {