diff --git a/lib/ajv.ts b/lib/ajv.ts
index bbfa5a4e5..7f87c8aea 100644
--- a/lib/ajv.ts
+++ b/lib/ajv.ts
@@ -65,3 +65,5 @@ export {DefinedError} from "./vocabularies/errors"
 export {JSONType} from "./compile/rules"
 export {JSONSchemaType} from "./types/json-schema"
 export {_, str, stringify, nil, Name, Code, CodeGen, CodeGenOptions} from "./compile/codegen"
+export {default as ValidationError} from "./runtime/validation_error"
+export {default as MissingRefError} from "./compile/ref_error"