diff --git a/lib/types.js b/lib/types.js
index 8c5fe6f..6265884 100644
--- a/lib/types.js
+++ b/lib/types.js
@@ -23,7 +23,8 @@ const SupportedTypes = new Set([
   ...BigIntTypes,
   ...ObjectTypes,
   ...BooleanTypes,
-  'none'
+  'none',
+  'raw'
 ])
 
 function getDefaultValue (type) {