diff --git a/bower.json b/bower.json
index de55508..6578d3d 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "aurelia-testing",
-  "version": "1.0.0-beta.4.0.0",
+  "version": "1.0.0-beta.5.0.0",
   "description": "A collection of helpers for testing Aurelia apps and components.",
   "keywords": [
     "aurelia",
diff --git a/dist/amd/wait.js b/dist/amd/wait.js
index 0e101a1..1c8f1d2 100644
--- a/dist/amd/wait.js
+++ b/dist/amd/wait.js
@@ -35,7 +35,7 @@ define(["require", "exports"], function (require, exports) {
         return Promise.race([
             new Promise(function (_, rj) { return setTimeout(function () {
                 timedOut = true;
-                rj(options.present ? 'Element not found' : 'Element not removed');
+                rj(new Error(options.present ? 'Element not found' : 'Element not removed'));
             }, options.timeout); }),
             wait()
         ]);
diff --git a/dist/commonjs/wait.js b/dist/commonjs/wait.js
index a187de5..68616d8 100644
--- a/dist/commonjs/wait.js
+++ b/dist/commonjs/wait.js
@@ -34,7 +34,7 @@ function waitFor(getter, options) {
     return Promise.race([
         new Promise(function (_, rj) { return setTimeout(function () {
             timedOut = true;
-            rj(options.present ? 'Element not found' : 'Element not removed');
+            rj(new Error(options.present ? 'Element not found' : 'Element not removed'));
         }, options.timeout); }),
         wait()
     ]);
diff --git a/dist/es2015/wait.js b/dist/es2015/wait.js
index 5835398..8f807f1 100644
--- a/dist/es2015/wait.js
+++ b/dist/es2015/wait.js
@@ -23,7 +23,7 @@ export function waitFor(getter, options = { present: true, interval: 50, timeout
     return Promise.race([
         new Promise((_, rj) => setTimeout(() => {
             timedOut = true;
-            rj(options.present ? 'Element not found' : 'Element not removed');
+            rj(new Error(options.present ? 'Element not found' : 'Element not removed'));
         }, options.timeout)),
         wait()
     ]);
diff --git a/dist/es2017/wait.js b/dist/es2017/wait.js
index 5835398..8f807f1 100644
--- a/dist/es2017/wait.js
+++ b/dist/es2017/wait.js
@@ -23,7 +23,7 @@ export function waitFor(getter, options = { present: true, interval: 50, timeout
     return Promise.race([
         new Promise((_, rj) => setTimeout(() => {
             timedOut = true;
-            rj(options.present ? 'Element not found' : 'Element not removed');
+            rj(new Error(options.present ? 'Element not found' : 'Element not removed'));
         }, options.timeout)),
         wait()
     ]);
diff --git a/dist/native-modules/wait.js b/dist/native-modules/wait.js
index c5d2b03..5d81447 100644
--- a/dist/native-modules/wait.js
+++ b/dist/native-modules/wait.js
@@ -32,7 +32,7 @@ export function waitFor(getter, options) {
     return Promise.race([
         new Promise(function (_, rj) { return setTimeout(function () {
             timedOut = true;
-            rj(options.present ? 'Element not found' : 'Element not removed');
+            rj(new Error(options.present ? 'Element not found' : 'Element not removed'));
         }, options.timeout); }),
         wait()
     ]);
diff --git a/dist/system/wait.js b/dist/system/wait.js
index 5ecd0b5..85fa35c 100644
--- a/dist/system/wait.js
+++ b/dist/system/wait.js
@@ -35,7 +35,7 @@ System.register([], function (exports_1, context_1) {
         return Promise.race([
             new Promise(function (_, rj) { return setTimeout(function () {
                 timedOut = true;
-                rj(options.present ? 'Element not found' : 'Element not removed');
+                rj(new Error(options.present ? 'Element not found' : 'Element not removed'));
             }, options.timeout); }),
             wait()
         ]);
diff --git a/doc/CHANGELOG.md b/doc/CHANGELOG.md
index 18365fa..7f882b4 100644
--- a/doc/CHANGELOG.md
+++ b/doc/CHANGELOG.md
@@ -1,3 +1,14 @@
+<a name="1.0.0-beta.5.0.0"></a>
+# [1.0.0-beta.5.0.0](https://github.com/aurelia/testing/compare/1.0.0-beta.4.0.0...1.0.0-beta.5.0.0) (2018-09-25)
+
+
+### Bug Fixes
+
+* **code example:** fix to the manually handling lifecycle example ([#82](https://github.com/aurelia/testing/issues/82)) ([b0fb939](https://github.com/aurelia/testing/commit/b0fb939))
+* **waitFor:** reject with Error rather than string ([#84](https://github.com/aurelia/testing/issues/84)) ([054dab5](https://github.com/aurelia/testing/commit/054dab5))
+
+
+
 <a name="1.0.0-beta.4.0.0"></a>
 # [1.0.0-beta.4.0.0](https://github.com/aurelia/testing/compare/1.0.0-beta.3.0.1...1.0.0-beta.4.0.0) (2017-11-06)
 
diff --git a/package.json b/package.json
index 696631c..da1b3f5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "aurelia-testing",
-  "version": "1.0.0-beta.4.0.0",
+  "version": "1.0.0-beta.5.0.0",
   "description": "A collection of helpers for testing Aurelia apps and components.",
   "keywords": [
     "aurelia",