diff --git a/CHANGELOG.md b/CHANGELOG.md
index 77ec8f5..b9bca72 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,7 @@
 Changelog
 =========
 
-## [1.8.13~ynh1]() - 2021-03-22
+## [1.8.13~ynh1]() - 2021-03-23
 
 #### Changed
 * [Upgrade to 1.8.13](https://github.com/YunoHost-Apps/etherpad_mypads_ynh/commit/9684b59824b18ea781efb8a26df5d7c3d51a8264)
diff --git a/scripts/upgrade b/scripts/upgrade
index d04b8b8..555a088 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -229,6 +229,8 @@ ynh_install_nodejs --nodejs_version=$nodejs_version
 ynh_script_progression --message="Upgrading Etherpad npm modules..." --weight=60
 
 # Then update the additionnal modules
+chown -R $app: $final_path
+
 pushd $final_path
   ynh_use_nodejs
   ynh_exec_as $app env "$ynh_node_load_PATH" src/bin/installDeps.sh