diff --git a/changelog.md b/changelog.md
index a08db519f253..cea19e697b4f 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,39 @@
+ <a name="4.0.0-beta"></a>
+# 4.0.0-beta (2018-11-29)
+[Full Changelog](https://github.com/googlechrome/lighthouse/compare/v4.0.0-alpha.1...v4.0.0-beta)
+
+## Core
+
+* service-worker: check that test page is in SW scope ([#6609](https://github.com/googlechrome/lighthouse/pull/6609))
+* throw fatally on page hang ([#6497](https://github.com/googlechrome/lighthouse/pull/6497))
+* define new DNS failure LH Error ([#6579](https://github.com/googlechrome/lighthouse/pull/6579))
+* assert securityIssues before getPageLoadError ([#6578](https://github.com/googlechrome/lighthouse/pull/6578))
+* remove protocol timeout for Page.navigate ([#6413](https://github.com/googlechrome/lighthouse/pull/6413))
+* rename webapp-install-banner audit to installable-manifest ([#6630](https://github.com/googlechrome/lighthouse/pull/6630))
+* computed-artifacts: fix cache and add perf timing ([#6619](https://github.com/googlechrome/lighthouse/pull/6619))
+
+## Report
+
+* add PWA category badge gauge ([#6526](https://github.com/googlechrome/lighthouse/pull/6526), [#6670](https://github.com/googlechrome/lighthouse/pull/6670))
+* give passed-opportunities group an icon ([#6594](https://github.com/googlechrome/lighthouse/pull/6594))
+* safari: fix dropdown overlap translateZ ([#6546](https://github.com/googlechrome/lighthouse/pull/6546))
+* use details-element-polyfill from node_modules ([#6593](https://github.com/googlechrome/lighthouse/pull/6593), [#6607](https://github.com/googlechrome/lighthouse/pull/6607))
+
+## CLI
+
+* exit and kill Chrome on unhandledRejection ([#6394](https://github.com/googlechrome/lighthouse/pull/6394))
+
+## Tests
+
+* add smoketest for slow service worker ([#6648](https://github.com/googlechrome/lighthouse/pull/6648))
+
+## Misc
+
+* tsc: infer dom.createElement type from tag name ([#6637](https://github.com/googlechrome/lighthouse/pull/6637))
+* rename core/gather/computed/ to core/computed/ ([#6618](https://github.com/googlechrome/lighthouse/pull/6618))
+* rename typings/ to types/ ([#6617](https://github.com/googlechrome/lighthouse/pull/6617))
+* bump extension version ([#6569](https://github.com/googlechrome/lighthouse/pull/6569))
+
  <a name="4.0.0-alpha.1"></a>
 # 4.0.0-alpha.1 (2018-11-15)
 [Full Changelog](https://github.com/googlechrome/lighthouse/compare/v4.0.0-alpha.0...v4.0.0-alpha.1)
diff --git a/clients/extension/manifest.json b/clients/extension/manifest.json
index 8093ed4b84c2..3bab6209cb27 100644
--- a/clients/extension/manifest.json
+++ b/clients/extension/manifest.json
@@ -1,6 +1,6 @@
 {
   "name": "__MSG_appName__",
-  "version": "3.3.0.4001",
+  "version": "3.3.0.4100",
   "minimum_chrome_version": "66",
   "manifest_version": 2,
   "description": "__MSG_appDescription__",
diff --git a/lighthouse-core/test/results/sample_v2.json b/lighthouse-core/test/results/sample_v2.json
index 44cf8eeb0766..8860d86a5fb8 100644
--- a/lighthouse-core/test/results/sample_v2.json
+++ b/lighthouse-core/test/results/sample_v2.json
@@ -5,7 +5,7 @@
     "hostUserAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3358.0 Safari/537.36",
     "benchmarkIndex": 1000
   },
-  "lighthouseVersion": "4.0.0-alpha.1",
+  "lighthouseVersion": "4.0.0-beta",
   "fetchTime": "2018-03-13T00:55:45.840Z",
   "requestedUrl": "http://localhost:10200/dobetterweb/dbw_tester.html",
   "finalUrl": "http://localhost:10200/dobetterweb/dbw_tester.html",
diff --git a/package.json b/package.json
index 3450f925e17e..cc77c34b6ce2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "lighthouse",
-  "version": "4.0.0-alpha.1",
+  "version": "4.0.0-beta",
   "description": "Lighthouse",
   "main": "./lighthouse-core/index.js",
   "bin": {
diff --git a/proto/sample_v2_round_trip.json b/proto/sample_v2_round_trip.json
index 2febe8a80b6e..47e33802fa8b 100644
--- a/proto/sample_v2_round_trip.json
+++ b/proto/sample_v2_round_trip.json
@@ -3288,7 +3288,7 @@
             "warningHeader": "Warnings: "
         }
     }, 
-    "lighthouseVersion": "4.0.0-alpha.1", 
+    "lighthouseVersion": "4.0.0-beta", 
     "requestedUrl": "http://localhost:10200/dobetterweb/dbw_tester.html", 
     "runWarnings": [], 
     "timing": {