diff --git a/scripts/install b/scripts/install
index 3e28d64..373d743 100644
--- a/scripts/install
+++ b/scripts/install
@@ -103,10 +103,7 @@ final_path=/var/www/$app
 ynh_app_setting_set $app final_path $final_path
 ynh_setup_source $final_path
 
-#=================================================
-# Files owned by root, www-data can just read
-#=================================================
-
+# Set files ownership during installation
 sudo chown $app: $final_path -R
 sudo chmod 755 $final_path -R
 
@@ -116,12 +113,6 @@ sudo chmod 755 $final_path -R
 
 ynh_nginx_config
 
-#=================================================
-# NODEJS Version
-#=================================================
-
-ynh_use_nodejs
-
 #=================================================
 # ADD SYSTEMD SERVICE
 #=================================================
@@ -152,6 +143,13 @@ sudo mv ../conf/config.js $final_path/config.js
 ynh_replace_string "__PORT__" "$port" "$final_path/config.js"
 ynh_replace_string "__URL__" "$domain$path_url" "$final_path/config.js"
 
+#=================================================
+# SET FILES OWNERSHIP
+#=================================================
+
+chown -R root: $final_path
+chown -R $app: $final_path/datastore
+
 #=================================================
 # INSTALL MODULES FOR CRYPTPAD
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index d03b6c5..5d50a25 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -80,10 +80,7 @@ final_path=/var/www/$app
 ynh_app_setting_set $app final_path $final_path
 ynh_setup_source $final_path
 
-#=================================================
-# Files owned by root, www-data can just read
-#=================================================
-
+# Set files ownership during installation
 sudo chown $app: $final_path -R
 sudo chmod 755 $final_path -R
 
@@ -123,6 +120,13 @@ sudo mv ../conf/config.js $final_path/config.js
 ynh_replace_string "__URL__" "$path_url" "$final_path/config.js"
 ynh_replace_string "__PORT__" "$port" "$final_path/config.js"
 
+#=================================================
+# SET FILES OWNERSHIP
+#=================================================
+
+chown -R root: $final_path
+chown -R $app: $final_path/datastore
+
 #=================================================
 # INSTALL MODULES FOR CRYPTPAD
 #=================================================