diff --git a/models/contacts/contacts.yml b/models/contacts/contacts.yml
index 7321d9fb..70faa3b0 100644
--- a/models/contacts/contacts.yml
+++ b/models/contacts/contacts.yml
@@ -14,6 +14,7 @@ models:
         enforced: true
     columns:
       - name: uuid
+        data_type: string
         tests:
           - not_null
   - name: place