diff --git a/lib/2020.ts b/lib/2020.ts
index debfb577a..6145c2acb 100644
--- a/lib/2020.ts
+++ b/lib/2020.ts
@@ -37,6 +37,7 @@ export class Ajv2020 extends AjvCore {
   }
 }
 
+module.exports = exports = Ajv2020
 module.exports.Ajv2020 = Ajv2020
 Object.defineProperty(exports, "__esModule", {value: true})
 
diff --git a/lib/draft4.ts b/lib/draft4.ts
index 4c7dd06b8..477723db8 100644
--- a/lib/draft4.ts
+++ b/lib/draft4.ts
@@ -40,6 +40,7 @@ export class Ajv extends AjvCore {
   }
 }
 
+module.exports = exports = Ajv
 Object.defineProperty(exports, "__esModule", {value: true})
 
 export default Ajv
diff --git a/package.json b/package.json
index a475088b1..02b88210e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@redocly/ajv",
-  "version": "8.18.2",
+  "version": "8.18.3",
   "description": "Another JSON Schema Validator",
   "main": "dist/ajv.js",
   "types": "dist/ajv.d.ts",
diff --git a/spec/ajv2020.ts b/spec/ajv2020.ts
index 259b43eb6..e231c4345 100644
--- a/spec/ajv2020.ts
+++ b/spec/ajv2020.ts
@@ -1,6 +1,6 @@
 import type Ajv2020 from "../dist/2019"
 const AjvClass: typeof Ajv2020 =
-  typeof window == "object" ? (window as any).ajv2020 : require("" + "../dist/2020").Ajv2020
+  typeof window == "object" ? (window as any).ajv2020 : require("" + "../dist/2020")
 
 export default AjvClass
 module.exports = AjvClass