diff --git a/core/modules/entity_reference/config/schema/entity_reference.schema.yml b/core/modules/entity_reference/config/schema/entity_reference.schema.yml
index eb9bd15..ba77390 100644
--- a/core/modules/entity_reference/config/schema/entity_reference.schema.yml
+++ b/core/modules/entity_reference/config/schema/entity_reference.schema.yml
@@ -16,28 +16,8 @@ field.entity_reference.instance_settings:
       type: string
       label: 'Reference method'
     handler_settings:
-      type: mapping
+      type: entity_reference.[%parent.handler].handler_settings
       label: 'Reference method settings'
-      mapping:
-        target_bundles:
-          type: sequence
-          label: 'types'
-          sequence:
-            - type: string
-              label: 'Type'
-        sort:
-          type: mapping
-          label: 'Sort settings'
-          mapping:
-            field:
-              type: string
-              label: 'Sort by'
-            direction:
-              type: string
-              label: 'Sort direction'
-    user_register_form:
-      type: boolean
-      label: 'Display on user registration form.'
 
 field.entity_reference.value:
   type: sequence
@@ -49,3 +29,24 @@ field.entity_reference.value:
         target_id:
           type: integer
           label: 'Value'
+
+entity_reference.default.handler_settings:
+  type: mapping
+  label: 'View handler settings'
+  mapping:
+    target_bundles:
+      type: sequence
+      label: 'types'
+      sequence:
+        - type: string
+          label: 'Type'
+    sort:
+      type: mapping
+      label: 'Sort settings'
+      mapping:
+        field:
+          type: string
+          label: 'Sort by'
+        direction:
+          type: string
+          label: 'Sort direction'
diff --git a/core/modules/views/config/schema/views.entity_reference.schema.yml b/core/modules/views/config/schema/views.entity_reference.schema.yml
new file mode 100644
index 0000000..3067041
--- /dev/null
+++ b/core/modules/views/config/schema/views.entity_reference.schema.yml
@@ -0,0 +1,22 @@
+# Schema for the views entity reference selection plugins.
+
+entity_reference.views.handler_settings:
+  type: mapping
+  label: 'View handler settings'
+  mapping:
+    view:
+      type: mapping
+      label: 'View used to select the entities'
+      mapping:
+        view_name:
+          type: string
+          label: 'View name'
+        display_name:
+          type: string
+          label: 'Display name'
+        arguments:
+          type: sequence
+          label: 'View arguments'
+          sequence:
+            - type: string
+              label: 'Argument'