diff --git a/core/modules/migrate/config/schema/migrate.process.schema.yml b/core/modules/migrate/config/schema/migrate.process.schema.yml
index d6e947b..249f69d 100644
--- a/core/modules/migrate/config/schema/migrate.process.schema.yml
+++ b/core/modules/migrate/config/schema/migrate.process.schema.yml
@@ -121,3 +121,14 @@ migrate.process.static_map:
     bypass:
       type: boolean
       label: 'Bypass lookup'
+
+migrate.process.default_value:
+  type: migrate_process
+  label: 'Default value'
+  mapping:
+    strict:
+      type: boolean
+      label: 'Strict type check'
+    default_value:
+      type: string
+      label: 'Default value'