diff --git a/config/schema/dynamic_entity_reference.schema.yml b/config/schema/dynamic_entity_reference.schema.yml
index 9c6437c..21ade91 100644
--- a/config/schema/dynamic_entity_reference.schema.yml
+++ b/config/schema/dynamic_entity_reference.schema.yml
@@ -74,3 +74,7 @@ field.formatter.settings.dynamic_entity_reference_label:
 field.widget.settings.dynamic_entity_reference_default:
   type: field.widget.settings.entity_reference_autocomplete
   label: 'Dynamic entity reference autocomplete display format settings'
+
+diff.plugin.settings.dynamic_entity_reference_field_diff_builder:
+  type: diff.plugin.settings.entity_reference_field_diff_builder
+  label: 'Settings for Dynamic entity reference field diff builder plugin'