diff --git a/scripts/change_url b/scripts/change_url
index 6fd1a7f..e098ad5 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -8,6 +8,16 @@
 
 source /usr/share/yunohost/helpers
 
+#=================================================
+# UPDATE A CONFIG FILE
+#=================================================
+ynh_script_progression --message="Updating a configuration file..." --weight=1
+
+ynh_add_config --template="application.ini" --destination="$install_dir/app/data/_data_/_default_/configs/application.ini"
+
+chmod 400 "$install_dir/app/data/_data_/_default_/configs/application.ini"
+chown $app:$app "$install_dir/app/data/_data_/_default_/configs/application.ini"
+
 #=================================================
 # SETUP SSO
 #=================================================