diff --git a/README.md b/README.md
index 7310e6c5..d0d81b11 100644
--- a/README.md
+++ b/README.md
@@ -50,6 +50,7 @@ Stage 2 indicates that the committee expects these features to be developed and
 | [`String.prototype.replaceAll`][replace-all]                                   | Peter Marshall<br />Jakob Gruber<br />Mathias Bynens | Mathias Bynens                                       | <sub>[March&nbsp;2019][replace-all-notes]</sub>                     |
 | [`for-in` mechanics][for-in-mechanics]                                         | Kevin Gibbons                                        | Kevin Gibbons                                        | <sub>June&nbsp;2019</sub>          |
 | [Array.isTemplateObject][isTemplateObject]                                     | Mike Samuel                                          | Mike Samuel                           |              | <sub>June&nbsp;2019</sub>          |
+| [Optional Chaining][chaining]                   | Gabriel Isenberg<br />Claude Pache<br />Dustin Savery | Gabriel Isenberg<br />Dustin Savery<br />Justin Ridgewell</br />Daniel Rosenwasser | <sub>June&nbsp;2019</sub>          |
 
 :white_check_mark: means a pull request for tests was merged.
 
@@ -174,3 +175,5 @@ Note that as part of the onboarding process your repository name may be normaliz
 [for-in-mechanics]: https://github.com/bakkot/for-in-exploration
 [for-in-mechanics-notes]: https://github.com/tc39/tc39-notes/blob/master/meetings/2018-09/sept-25.md#for-in-mechanics
 [isTemplateObject]: https://github.com/tc39-transfer/proposal-array-is-template-object
+[chaining]: https://github.com/tc39/proposal-optional-chaining
+[chaining-notes]: https://github.com/tc39/tc39-notes/blob/master/meetings/2018-11/nov-28.md#update-on-optional-chaining
diff --git a/stage-1-proposals.md b/stage-1-proposals.md
index e01e0876..0a9f9001 100644
--- a/stage-1-proposals.md
+++ b/stage-1-proposals.md
@@ -13,7 +13,6 @@ Proposals follow [this process document](https://tc39.github.io/process-document
 | [`of` and `from` on collection constructors][collection-of-from]                             | Leo Balter                                            | Leo Balter                                             | <sub>[September&nbsp;2016][collection-of-from-notes]</sub>        |
 | Generator arrow functions (`=>*`)                                                            |                                                       | Brendan Eich<br />Domenic Denicola                     | <sub>[September&nbsp;2016][generator-arrow-functions-notes]</sub> |
 | [`Promise.try`][try]                                                                         | Jordan Harband                                        | Jordan Harband                                         | <sub>[November&nbsp;2016][try-notes]</sub>                        |
-| [Optional Chaining][chaining]                                                                | Gabriel Isenberg<br />Claude Pache<br />Dustin Savery | Gabriel Isenberg<br />Dustin Savery                    | <sub>[November&nbsp;2018][chaining-notes]</sub>                   |
 | [`Math.signbit`: IEEE-754 sign bit][signbit]                                                 | JF Bastien                                            | JF Bastien                                             | <sub>[May&nbsp;2017][signbit-notes]</sub>                         |
 | [Error stacks][stacks]                                                                       | Jordan Harband                                        | Jordan Harband                                         | <sub>[January&nbsp;2017][stacks-notes]</sub>                      |
 | [`do` expressions][do]                                                                       | Dave Herman                                           | Dave Herman                                            | <sub>[July&nbsp;2018][do-notes]</sub>                             |
@@ -72,8 +71,6 @@ See also the [active proposals](README.md), [stage 0 proposals](stage-0-proposal
 [generator-arrow-functions-notes]: https://github.com/tc39/tc39-notes/blob/master/meetings/2016-09/sept-27.md#11ic-generator-arrow-functions
 [try]: https://github.com/tc39/proposal-promise-try
 [try-notes]: https://github.com/tc39/tc39-notes/blob/master/meetings/2016-11/nov-29.md#11iib-promisetry
-[chaining]: https://github.com/tc39/proposal-optional-chaining
-[chaining-notes]: https://github.com/tc39/tc39-notes/blob/master/meetings/2018-11/nov-28.md#update-on-optional-chaining
 [signbit]: http://jfbastien.github.io/papers/Math.signbit.html
 [signbit-notes]: https://github.com/tc39/tc39-notes/blob/master/meetings/2017-05/may-23.md#16ib-mathsignbit-proposal
 [stacks]: https://github.com/tc39/proposal-error-stacks