diff --git a/.github/workflows/nodejs.yml b/.github/workflows/nodejs.yml
index 99938f2..44aa7e2 100644
--- a/.github/workflows/nodejs.yml
+++ b/.github/workflows/nodejs.yml
@@ -110,6 +110,6 @@ jobs:
         run: npm run test:coverage -- --ci
 
       - name: Submit coverage data to codecov
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 40d0e2e..b379460 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+### [4.3.1](https://github.com/webpack/schema-utils/compare/v4.3.0...v4.3.1) (2025-04-22)
+
+
+### Bug Fixes
+
+* export `Schema` and additional schemas ([#197](https://github.com/webpack/schema-utils/issues/197)) ([f72cd60](https://github.com/webpack/schema-utils/commit/f72cd6063dc8af6e191540a44333c0624b3fbcab))
+
 ## [4.3.0](https://github.com/webpack/schema-utils/compare/v4.2.0...v4.3.0) (2024-12-11)
 
 
diff --git a/declarations/index.d.ts b/declarations/index.d.ts
index def01ba..18c0b8e 100644
--- a/declarations/index.d.ts
+++ b/declarations/index.d.ts
@@ -1,3 +1,8 @@
+export type Schema = import("./validate").Schema;
+export type JSONSchema4 = import("./validate").JSONSchema4;
+export type JSONSchema6 = import("./validate").JSONSchema6;
+export type JSONSchema7 = import("./validate").JSONSchema7;
+export type ExtendedSchema = import("./validate").ExtendedSchema;
 import { validate } from "./validate";
 import { ValidationError } from "./validate";
 import { enableValidation } from "./validate";
diff --git a/declarations/validate.d.ts b/declarations/validate.d.ts
index 800d717..5ed73b2 100644
--- a/declarations/validate.d.ts
+++ b/declarations/validate.d.ts
@@ -2,7 +2,7 @@ export type JSONSchema4 = import("json-schema").JSONSchema4;
 export type JSONSchema6 = import("json-schema").JSONSchema6;
 export type JSONSchema7 = import("json-schema").JSONSchema7;
 export type ErrorObject = import("ajv").ErrorObject;
-export type Extend = {
+export type ExtendedSchema = {
   formatMinimum?: (string | number) | undefined;
   formatMaximum?: (string | number) | undefined;
   formatExclusiveMinimum?: (string | boolean) | undefined;
@@ -10,7 +10,7 @@ export type Extend = {
   link?: string | undefined;
   undefinedAsNull?: boolean | undefined;
 };
-export type Schema = (JSONSchema4 | JSONSchema6 | JSONSchema7) & Extend;
+export type Schema = (JSONSchema4 | JSONSchema6 | JSONSchema7) & ExtendedSchema;
 export type SchemaUtilErrorObject = ErrorObject & {
   children?: Array<ErrorObject>;
 };
diff --git a/package-lock.json b/package-lock.json
index c9c1fd8..b76374c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "schema-utils",
-  "version": "4.3.0",
+  "version": "4.3.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "schema-utils",
-      "version": "4.3.0",
+      "version": "4.3.1",
       "license": "MIT",
       "dependencies": {
         "@types/json-schema": "^7.0.9",
diff --git a/package.json b/package.json
index fbf30c8..83b0a42 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "schema-utils",
-  "version": "4.3.0",
+  "version": "4.3.1",
   "description": "webpack Validation Utils",
   "license": "MIT",
   "repository": "webpack/schema-utils",
diff --git a/src/index.js b/src/index.js
index 1166d6f..71368c2 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,3 +1,9 @@
+/** @typedef {import("./validate").Schema} Schema */
+/** @typedef {import("./validate").JSONSchema4} JSONSchema4 */
+/** @typedef {import("./validate").JSONSchema6} JSONSchema6 */
+/** @typedef {import("./validate").JSONSchema7} JSONSchema7 */
+/** @typedef {import("./validate").ExtendedSchema} ExtendedSchema */
+
 const {
   validate,
   ValidationError,
diff --git a/src/validate.js b/src/validate.js
index 47e982c..3b0cb38 100644
--- a/src/validate.js
+++ b/src/validate.js
@@ -50,7 +50,7 @@ const getAjv = memoize(() => {
 /** @typedef {import("ajv").ErrorObject} ErrorObject */
 
 /**
- * @typedef {Object} Extend
+ * @typedef {Object} ExtendedSchema
  * @property {(string | number)=} formatMinimum
  * @property {(string | number)=} formatMaximum
  * @property {(string | boolean)=} formatExclusiveMinimum
@@ -59,7 +59,7 @@ const getAjv = memoize(() => {
  * @property {boolean=} undefinedAsNull
  */
 
-/** @typedef {(JSONSchema4 | JSONSchema6 | JSONSchema7) & Extend} Schema */
+/** @typedef {(JSONSchema4 | JSONSchema6 | JSONSchema7) & ExtendedSchema} Schema */
 
 /** @typedef {ErrorObject & { children?: Array<ErrorObject> }} SchemaUtilErrorObject */