diff --git a/core/modules/user/config/schema/user.schema.yml b/core/modules/user/config/schema/user.schema.yml
index 5419c55..59c2a97 100644
--- a/core/modules/user/config/schema/user.schema.yml
+++ b/core/modules/user/config/schema/user.schema.yml
@@ -10,6 +10,9 @@ user.settings:
     anonymous:
       type: label
       label: 'Name'
+    user_login_method:
+      type: string
+      label: 'Login credentials'
     verify_mail:
       type: boolean
       label: 'Require email verification when a visitor creates an account.'