diff --git a/CHANGELOG.md b/CHANGELOG.md
index 16ae2d2492..2fc38e54cc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -29,7 +29,7 @@
 
 ### Features
 
-* **core:** update RxJS peer dependency to 5.0.0-rc.4  ([2d6a003](https://github.com/angular/angular/commit/2d6a003)), closes [#13125](https://github.com/angular/angular/issues/13125)
+* **core:** update RxJS peer dependency to 5.0.0-rc.4 Please see [this gist](https://gist.github.com/robwormald/19dea0c70a6e01aadced6731aed4f9f7) if you depend on the `cache` operator ([2d6a003](https://github.com/angular/angular/commit/2d6a003)), closes [#13125](https://github.com/angular/angular/issues/13125)
 * **core:** upgrade zone.js to v0.7.1 ([c4bbafc](https://github.com/angular/angular/commit/c4bbafc))
 * **build:** record angular version in the dom ([#13164](https://github.com/angular/angular/issues/13164)) ([e628b66](https://github.com/angular/angular/commit/e628b66))
 * **core:** expose destroy() method on ViewRef ([808275a](https://github.com/angular/angular/commit/808275a))