diff --git a/CHANGELOG.md b/CHANGELOG.md
index 05250d2..875f791 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [2.0.2](https://github.com/humanwhocodes/object-schema/compare/v2.0.1...v2.0.2) (2024-01-10)
+
+
+### Bug Fixes
+
+* WrapperError should be an actual error ([2523f01](https://github.com/humanwhocodes/object-schema/commit/2523f014168167e5a40bb63e0cc03231b2c0f1bf))
+
 ## [2.0.1](https://github.com/humanwhocodes/object-schema/compare/v2.0.0...v2.0.1) (2023-10-20)
 
 
diff --git a/package-lock.json b/package-lock.json
index 7c40f2f..e10713f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@humanwhocodes/object-schema",
-  "version": "2.0.1",
+  "version": "2.0.2",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@humanwhocodes/object-schema",
-      "version": "2.0.1",
+      "version": "2.0.2",
       "license": "BSD-3-Clause",
       "devDependencies": {
         "chai": "^4.2.0",
diff --git a/package.json b/package.json
index b13f6ee..a5b57c1 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@humanwhocodes/object-schema",
-  "version": "2.0.1",
+  "version": "2.0.2",
   "description": "An object schema merger/validator",
   "main": "src/index.js",
   "directories": {
diff --git a/src/object-schema.js b/src/object-schema.js
index 1d9da19..62d198e 100644
--- a/src/object-schema.js
+++ b/src/object-schema.js
@@ -112,7 +112,7 @@ class MissingDependentKeysError extends Error {
 /**
  * Wrapper error for errors occuring during a merge or validate operation.
  */
-class WrapperError {
+class WrapperError extends Error {
 
     /**
      * Creates a new instance.
@@ -120,14 +120,14 @@ class WrapperError {
      * @param {Error} source The source error. 
      */
     constructor(key, source) {
-        return Object.create(source, {
-            message: {
-                value: `Key "${key}": ` + source.message,
-                configurable: true,
-                writable: true,
-                enumerable: true
+        super(`Key "${key}": ${source.message}`, { cause: source });
+
+        // copy over custom properties that aren't represented
+        for (const key of Object.keys(source)) {
+            if (!(key in this)) {
+                this[key] = source[key];
             }
-        });
+        }
     }
 }