diff --git a/conf/nginx_regen_conf.hook b/conf/nginx_regen_conf.hook
new file mode 100644
index 0000000..6e548e7
--- /dev/null
+++ b/conf/nginx_regen_conf.hook
@@ -0,0 +1,31 @@
+#!/bin/bash
+
+force=${2:-0}  # 0/1 --force argument
+dryrun=${3:-0}  # 0/1 --dry-run argument
+pending_conf=$4 # Path of the pending conf file
+
+do_pre_regen() {
+  # Put your code here for pre regen conf.
+  sed --in-place "s/X-Frame-Options : SAMEORIGIN/X-Frame-Options : ALLOWALL/g" "${pending_conf}/../nginx/etc/nginx/conf.d/__DOMAIN__.conf"
+}
+
+do_post_regen() {
+  # Put your code here for post regen conf.
+  # Be careful, this part will be executed only if the configuration has been modified.
+  regen_conf_files=$1
+}
+
+case "$1" in
+  pre)
+    do_pre_regen
+    ;;
+  post)
+    do_post_regen
+    ;;
+  *)
+    echo "Hook called with unknown argument \`$1'" >&2
+    exit 1
+    ;;
+esac
+
+exit 0
diff --git a/scripts/backup b/scripts/backup
index 48d6c9c..40f3993 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -63,6 +63,13 @@ ynh_psql_dump_db --database="$db_name" > db.sql
 
 #=================================================
 # SPECIFIC BACKUP
+#=================================================
+# BACKUP HOOK
+#=================================================
+ynh_print_info --message="Backing up hook configuration..."
+
+ynh_backup --src_path="/usr/share/yunohost/hooks/conf_regen/15-nginx_$app"
+
 #=================================================
 # BACKUP LOGROTATE
 #=================================================
diff --git a/scripts/install b/scripts/install
index 13f6b24..56e6685 100644
--- a/scripts/install
+++ b/scripts/install
@@ -162,7 +162,9 @@ cp ../conf/local-production.json "$final_path/config/local-production.json"
 # FIX NGINX DOMAIN CONFIGURATION
 #=================================================
 
-ynh_replace_string --match_string="X-Frame-Options : SAMEORIGIN" --replace_string="X-Frame-Options : ALLOWALL" --target_file="/etc/nginx/conf.d/$domain.conf"
+cp -R ../conf/nginx_regen_conf.hook /usr/share/yunohost/hooks/conf_regen/15-nginx_$app
+ynh_replace_string --match_string="__DOMAIN__" --replace_string="$domain" --target_file="/usr/share/yunohost/hooks/conf_regen/15-nginx_$app"
+yunohost tools regen-conf nginx
 
 #=================================================
 # STORE THE CHECKSUM OF THE CONFIG FILE
diff --git a/scripts/remove b/scripts/remove
index 5b44809..df5dca4 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -102,7 +102,8 @@ fi
 # RESTORE ORIGINAL NGINX DOMAIN CONFIGURATION
 #=================================================
 
-ynh_replace_string --match_string="X-Frame-Options : ALLOWALL" --replace_string="X-Frame-Options : SAMEORIGIN" --target_file="/etc/nginx/conf.d/$domain.conf"
+ynh_secure_remove --file="/usr/share/yunohost/hooks/conf_regen/15-nginx_$app"
+yunohost tools regen-conf nginx
 
 #=================================================
 # GENERIC FINALIZATION
diff --git a/scripts/restore b/scripts/restore
index e381ca5..36f36e5 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -105,7 +105,8 @@ ynh_install_extra_app_dependencies --repo="deb https://dl.yarnpkg.com/debian/ st
 # FIX NGINX DOMAIN CONFIGURATION
 #=================================================
 
-ynh_replace_string --match_string="X-Frame-Options : SAMEORIGIN" --replace_string="X-Frame-Options : ALLOWALL" --target_file="/etc/nginx/conf.d/$domain.conf"
+ynh_restore_file --origin_path="/usr/share/yunohost/hooks/conf_regen/15-nginx_$app"
+yunohost tools regen-conf nginx
 
 #=================================================
 # RESTORE THE POSTGRESQL DATABASE
diff --git a/scripts/upgrade b/scripts/upgrade
index 1c61765..f3f5e10 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -188,7 +188,9 @@ ynh_store_file_checksum --file="$final_path/config/production.yaml"
 # FIX NGINX DOMAIN CONFIGURATION
 #=================================================
 
-ynh_replace_string --match_string="X-Frame-Options : SAMEORIGIN" --replace_string="X-Frame-Options : ALLOWALL" --target_file="/etc/nginx/conf.d/$domain.conf"
+cp -R ../conf/nginx_regen_conf.hook /usr/share/yunohost/hooks/conf_regen/15-nginx_$app
+ynh_replace_string --match_string="__DOMAIN__" --replace_string="$domain" --target_file="/usr/share/yunohost/hooks/conf_regen/15-nginx_$app"
+yunohost tools regen-conf nginx
 
 #=================================================
 # BUILD YARN DEPENDENCIES