diff --git a/CHANGELOG.md b/CHANGELOG.md
index 46fd9da121..13f31b40fe 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,29 @@
+<a name="4.2.0-beta.0"></a>
+# [4.2.0-beta.0](https://github.com/angular/angular/compare/4.1.0...4.2.0-beta.0) (2017-05-04)
+
+
+### Bug Fixes
+
+* **core**: strictNullCheck support. ([#16389](https://github.com/angular/angular/issues/16389)) ([#16389](https://github.com/angular/angular/issues/16389)) ([8c09d10](https://github.com/angular/angular/commit/8c09d10)), closes [#16357](https://github.com/angular/angular/issues/16357)
+* **core:** allow directives to inject the component’s `ChangeDetectorRef`. ([#16394](https://github.com/angular/angular/issues/16394)) ([392d584](https://github.com/angular/angular/commit/392d584)), closes [#12816](https://github.com/angular/angular/issues/12816)
+* **core:** allow to detach `OnPush` components ([#16394](https://github.com/angular/angular/issues/16394)) ([aa8bba4](https://github.com/angular/angular/commit/aa8bba4)), closes [#9720](https://github.com/angular/angular/issues/9720)
+* **core:** don’t set `ng-version` for dynamically created components ([#16394](https://github.com/angular/angular/issues/16394)) ([a4de214](https://github.com/angular/angular/commit/a4de214)), closes [#15880](https://github.com/angular/angular/issues/15880)
+* **core:** don’t stop change detection because of errors ([e263e19](https://github.com/angular/angular/commit/e263e19)), closes [#9531](https://github.com/angular/angular/issues/9531) [#2413](https://github.com/angular/angular/issues/2413) [#15925](https://github.com/angular/angular/issues/15925)
+* **language-service:** remove asserts for non-null expressions ([#16422](https://github.com/angular/angular/issues/16422)) ([253345c](https://github.com/angular/angular/commit/253345c))
+* **upgrade:** initialize all inputs in time for `ngOnChanges()` ([b3e63c0](https://github.com/angular/angular/commit/b3e63c0)), closes [#16212](https://github.com/angular/angular/issues/16212)
+
+
+### Features
+
+* **compiler-cli:** add param to set MissingTranslationStrategy on ngc ([#15987](https://github.com/angular/angular/issues/15987)) ([6e2abcd](https://github.com/angular/angular/commit/6e2abcd)), closes [#15808](https://github.com/angular/angular/issues/15808)
+* **core:** add `begin` and `end` renderer methods to track change detection ([7f9c589](https://github.com/angular/angular/commit/7f9c589))
+* **core:** allow custom selector when bootstrapping components ([#15668](https://github.com/angular/angular/issues/15668)) ([900a88b](https://github.com/angular/angular/commit/900a88b)), closes [#7136](https://github.com/angular/angular/issues/7136)
+* **core:** upgrade dep on zone.js to 0.8.9 ([#16401](https://github.com/angular/angular/issues/16401)) ([065b76d](https://github.com/angular/angular/commit/065b76d))
+* **forms:** introduce min and max validators ([#15813](https://github.com/angular/angular/issues/15813)) ([81925fa](https://github.com/angular/angular/commit/81925fa))
+* **language-service:** provide external file list to TypeScript ([#16417](https://github.com/angular/angular/issues/16417)) ([f4b771a](https://github.com/angular/angular/commit/f4b771a))
+
+
+
 <a name="4.1.1"></a>
 ## [4.1.1](https://github.com/angular/angular/compare/4.1.0...4.1.1) (2017-05-04)