diff --git a/0003-ayb-config-improvement-schema.json b/0003-ayb-config-improvement-schema.json
index c6f866d..c5207e4 100644
--- a/0003-ayb-config-improvement-schema.json
+++ b/0003-ayb-config-improvement-schema.json
@@ -5,6 +5,11 @@
   "description": "Information used by the ayb server to interact with the UI",
   "type": "object",
   "properties": {
+    "base_url": {
+      "description": "The base URL",
+      "examples": ["https://aybWeb.sofiaritz.com/"],
+      "type": "string"
+    },
     "endpoints": {
       "description": "The endpoints of the frontend",
       "type": "object",