diff --git a/models/intermediate/core/schema.yaml b/models/intermediate/core/schema.yaml
index 251693a..1313a70 100644
--- a/models/intermediate/core/schema.yaml
+++ b/models/intermediate/core/schema.yaml
@@ -124,3 +124,12 @@ models:
         description: |
           The amount for which the guest user is covered if he faces problems
           during check-in.
+
+  - name: int_core__unified_user
+    columns:
+      - name: id_user
+        data_type: character varying
+        description: The unique ID for the user.
+        tests:
+          - not_null
+          - unique