diff --git a/README.md b/README.md
index 9fe0c2364..a072cd868 100644
--- a/README.md
+++ b/README.md
@@ -125,7 +125,6 @@ See the shipped `package.json` for version constraints.
 * Validation of JSON on _Node.js_ requires all of:
   * [`ajv`](https://www.npmjs.com/package/ajv)
   * [`ajv-formats`](https://www.npmjs.com/package/ajv-formats)
-  * [`ajv-formats-draft2019`](https://www.npmjs.com/package/ajv-formats-draft2019)
 * Validation of XML on _Node.js_ requires all of:
   * [`libxmljs2`](https://www.npmjs.com/package/libxmljs2)  
   * the system might need to meet the requirements for [`node-gyp`](https://github.com/TooTallNate/node-gyp#installation), in certain cases.
diff --git a/docs/install.rst b/docs/install.rst
index 411c357fe..223802b33 100644
--- a/docs/install.rst
+++ b/docs/install.rst
@@ -30,7 +30,6 @@ See the shipped ``package.json`` for version constraints.
 * Validation of JSON on _Node.js_ requires all of:
     * `ajv <https://www.npmjs.com/package/ajv>`_
     * `ajv-formats <https://www.npmjs.com/package/ajv-formats>`_
-    * `ajv-formats-draft2019 <https://www.npmjs.com/package/ajv-formats-draft2019>`_
 * Validation of XML on _Node.js_ requires all of:
     * `libxmljs2 <https://www.npmjs.com/package/libxmljs2>`_
     * the system must meet the requirements for `node-gyp <https://github.com/TooTallNate/node-gyp#installation>`_
diff --git a/package.json b/package.json
index 89bbce43a..caf6c9e2c 100644
--- a/package.json
+++ b/package.json
@@ -86,7 +86,6 @@
   "optionalDependencies": {
     "ajv": "^8.12.0",
     "ajv-formats": "^3.0.1",
-    "ajv-formats-draft2019": "^1.6.1",
     "libxmljs2": "^0.35",
     "xmlbuilder2": "^3.0.2"
   },
diff --git a/src/_optPlug.node/__jsonValidators/ajv.ts b/src/_optPlug.node/__jsonValidators/ajv.ts
index e2fa46463..d93d6a169 100644
--- a/src/_optPlug.node/__jsonValidators/ajv.ts
+++ b/src/_optPlug.node/__jsonValidators/ajv.ts
@@ -21,8 +21,6 @@ import { readFile } from 'node:fs/promises'
 
 import Ajv, { type Options as AjvOptions } from 'ajv'
 import addFormats from 'ajv-formats'
-/* @ts-expect-error TS7016 */
-import addFormats2019 from 'ajv-formats-draft2019'
 
 import type { ValidationError } from '../../validation/types'
 import type { Functionality, Validator } from '../jsonValidator'
@@ -34,7 +32,6 @@ const ajvOptions: AjvOptions = Object.freeze({
   strictSchema: false,
   addUsedSchema: false
 })
-
 /** @internal */
 export default (async function (schemaPath: string, schemaMap: Record<string, string> = {}): Promise<Validator> {
   /* eslint-disable @typescript-eslint/no-unsafe-assignment, @typescript-eslint/no-unsafe-return -- intended */
@@ -49,10 +46,10 @@ export default (async function (schemaPath: string, schemaMap: Record<string, st
   /* eslint-disable-next-line @typescript-eslint/no-unsafe-assignment -- intended */
   const ajv = new Ajv({ ...ajvOptions, schemas })
   addFormats(ajv)
-  /* eslint-disable-next-line @typescript-eslint/no-unsafe-call -- intended */
-  addFormats2019(ajv, { formats: ['idn-email'] })
-  // there is just no working implementation for format "iri-reference": see https://github.com/luzlab/ajv-formats-draft2019/issues/22
-  ajv.addFormat('iri-reference', true)
+  
+  // Add IDN email format - part of what was previously provided by ajv-formats-draft2019
+  // Setting to true to be permissive (IDN emails are valid emails with unicode chars)
+  ajv.addFormat('idn-email', true)
 
   const validator = ajv.compile(schema)
 
diff --git a/src/_optPlug.node/jsonValidator.ts b/src/_optPlug.node/jsonValidator.ts
index bc0827e53..1b35f56cd 100644
--- a/src/_optPlug.node/jsonValidator.ts
+++ b/src/_optPlug.node/jsonValidator.ts
@@ -27,7 +27,7 @@ export default opWrapper<Functionality>('JsonValidator', [
   /* eslint-disable @typescript-eslint/no-unsafe-member-access, @typescript-eslint/no-unsafe-return, @typescript-eslint/no-require-imports
      -- needed */
 
-  ['( ajv && ajv-formats && ajv-formats-draft2019 )', () => require('./__jsonValidators/ajv').default]
+  ['( ajv && ajv-formats )', () => require('./__jsonValidators/ajv').default]
   // ... add others here, pull-requests welcome!
 
 /* eslint-enable @typescript-eslint/no-unsafe-member-access, @typescript-eslint/no-unsafe-return, @typescript-eslint/no-require-imports */