diff --git a/models/example/schema.yml b/models/example/schema.yml
index 27044b57b..1def38f06 100644
--- a/models/example/schema.yml
+++ b/models/example/schema.yml
@@ -1,21 +1,23 @@
-
 version: 2
-
 models:
   - name: my_first_dbt_model
-    description: "A starter dbt model"
+    description: A starter dbt model
     columns:
       - name: id
-        description: "The primary key for this table"	
+        description: The primary key for this table
         tests:
           - unique
           - not_null
-
   - name: my_second_dbt_model
-    description: "A starter dbt model"
+    description: A starter dbt model
     columns:
       - name: id
-        description: "The primary key for this table"
+        description: The primary key for this table
         tests:
           - unique
           - not_null
+          - unique:
+              config:
+                severity: error
+              meta:
+                description: The ID column in the my_second_dbt_model table should contain only unique values