diff --git a/packages/react-devtools-core/package.json b/packages/react-devtools-core/package.json
index 5f26b46c970f..d57fc10ff97e 100644
--- a/packages/react-devtools-core/package.json
+++ b/packages/react-devtools-core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-devtools-core",
-  "version": "4.20.1",
+  "version": "4.20.2",
   "description": "Use react-devtools outside of the browser",
   "license": "MIT",
   "main": "./dist/backend.js",
diff --git a/packages/react-devtools-extensions/chrome/manifest.json b/packages/react-devtools-extensions/chrome/manifest.json
index 21babe5e9069..ecafb54ca6d3 100644
--- a/packages/react-devtools-extensions/chrome/manifest.json
+++ b/packages/react-devtools-extensions/chrome/manifest.json
@@ -2,8 +2,8 @@
   "manifest_version": 2,
   "name": "React Developer Tools",
   "description": "Adds React debugging tools to the Chrome Developer Tools.",
-  "version": "4.20.1",
-  "version_name": "4.20.1",
+  "version": "4.20.2",
+  "version_name": "4.20.2",
   "minimum_chrome_version": "60",
   "icons": {
     "16": "icons/16-production.png",
diff --git a/packages/react-devtools-extensions/edge/manifest.json b/packages/react-devtools-extensions/edge/manifest.json
index 7dab50d1ba25..6b813661e48d 100644
--- a/packages/react-devtools-extensions/edge/manifest.json
+++ b/packages/react-devtools-extensions/edge/manifest.json
@@ -2,8 +2,8 @@
   "manifest_version": 2,
   "name": "React Developer Tools",
   "description": "Adds React debugging tools to the Microsoft Edge Developer Tools.",
-  "version": "4.20.1",
-  "version_name": "4.20.1",
+  "version": "4.20.2",
+  "version_name": "4.20.2",
   "minimum_chrome_version": "60",
   "icons": {
     "16": "icons/16-production.png",
diff --git a/packages/react-devtools-extensions/firefox/manifest.json b/packages/react-devtools-extensions/firefox/manifest.json
index d83f2f3f50a2..16f4e7821e47 100644
--- a/packages/react-devtools-extensions/firefox/manifest.json
+++ b/packages/react-devtools-extensions/firefox/manifest.json
@@ -2,7 +2,7 @@
   "manifest_version": 2,
   "name": "React Developer Tools",
   "description": "Adds React debugging tools to the Firefox Developer Tools.",
-  "version": "4.20.1",
+  "version": "4.20.2",
   "applications": {
     "gecko": {
       "id": "@react-devtools",
diff --git a/packages/react-devtools-inline/package.json b/packages/react-devtools-inline/package.json
index be6e005a07ae..7e013af63677 100644
--- a/packages/react-devtools-inline/package.json
+++ b/packages/react-devtools-inline/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-devtools-inline",
-  "version": "4.20.1",
+  "version": "4.20.2",
   "description": "Embed react-devtools within a website",
   "license": "MIT",
   "main": "./dist/backend.js",
diff --git a/packages/react-devtools-scheduling-profiler/package.json b/packages/react-devtools-scheduling-profiler/package.json
index 6491132afa35..84fdf9d470fa 100644
--- a/packages/react-devtools-scheduling-profiler/package.json
+++ b/packages/react-devtools-scheduling-profiler/package.json
@@ -1,7 +1,7 @@
 {
   "private": true,
   "name": "react-devtools-scheduling-profiler",
-  "version": "4.20.1",
+  "version": "4.20.2",
   "license": "MIT",
   "dependencies": {
     "@elg/speedscope": "1.9.0-a6f84db",
diff --git a/packages/react-devtools/CHANGELOG.md b/packages/react-devtools/CHANGELOG.md
index 0e0aa8963193..8f916003d79f 100644
--- a/packages/react-devtools/CHANGELOG.md
+++ b/packages/react-devtools/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 <!-- RELEASE_SCRIPT_TOKEN -->
 
+## 4.20.2 (October 20, 2021)
+
+#### Bugfix
+* Dev Tools: Relax constraint on passing extensionId for backend init ([@jstejada](https://github.com/jstejada) in [#22597](https://github.com/facebook/react/pull/22597))
+* DevTools: Fix passing extensionId in evaled postMessage calls ([@jstejada](https://github.com/jstejada) in [#22590](https://github.com/facebook/react/pull/22590))
+
 ## 4.20.1 (October 19, 2021)
 
 #### Bugfix
diff --git a/packages/react-devtools/package.json b/packages/react-devtools/package.json
index b22ef0bab433..00240aa38200 100644
--- a/packages/react-devtools/package.json
+++ b/packages/react-devtools/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-devtools",
-  "version": "4.20.1",
+  "version": "4.20.2",
   "description": "Use react-devtools outside of the browser",
   "license": "MIT",
   "repository": {
@@ -27,7 +27,7 @@
     "electron": "^11.1.0",
     "ip": "^1.1.4",
     "minimist": "^1.2.3",
-    "react-devtools-core": "4.20.1",
+    "react-devtools-core": "4.20.2",
     "update-notifier": "^2.1.0"
   }
 }