diff --git a/packages/playwright-core/browsers.json b/packages/playwright-core/browsers.json
index 79cdddb529..b0a3484a5f 100644
--- a/packages/playwright-core/browsers.json
+++ b/packages/playwright-core/browsers.json
@@ -18,7 +18,7 @@
     },
     {
       "name": "firefox-beta",
-      "revision": "1289",
+      "revision": "1293",
       "installByDefault": false
     },
     {
diff --git a/packages/playwright-core/src/utils/registry.ts b/packages/playwright-core/src/utils/registry.ts
index 19d34e70f8..f2d33eb024 100644
--- a/packages/playwright-core/src/utils/registry.ts
+++ b/packages/playwright-core/src/utils/registry.ts
@@ -112,10 +112,10 @@ const DOWNLOAD_URLS = {
   'firefox-beta': {
     'ubuntu18.04': '%s/builds/firefox-beta/%s/firefox-beta-ubuntu-18.04.zip',
     'ubuntu20.04': '%s/builds/firefox-beta/%s/firefox-beta-ubuntu-20.04.zip',
-    'mac10.13': '%s/builds/firefox-beta/%s/firefox-beta-mac-10.14.zip',
-    'mac10.14': '%s/builds/firefox-beta/%s/firefox-beta-mac-10.14.zip',
-    'mac10.15': '%s/builds/firefox-beta/%s/firefox-beta-mac-10.14.zip',
-    'mac11': '%s/builds/firefox-beta/%s/firefox-beta-mac-10.14.zip',
+    'mac10.13': '%s/builds/firefox-beta/%s/firefox-beta-mac-11.zip',
+    'mac10.14': '%s/builds/firefox-beta/%s/firefox-beta-mac-11.zip',
+    'mac10.15': '%s/builds/firefox-beta/%s/firefox-beta-mac-11.zip',
+    'mac11': '%s/builds/firefox-beta/%s/firefox-beta-mac-11.zip',
     'mac11-arm64': '%s/builds/firefox-beta/%s/firefox-beta-mac-11-arm64.zip',
     'win32': '%s/builds/firefox-beta/%s/firefox-beta-win32.zip',
     'win64': '%s/builds/firefox-beta/%s/firefox-beta-win64.zip',
diff --git a/tests/capabilities.spec.ts b/tests/capabilities.spec.ts
index 0152a7489d..4f03c29332 100644
--- a/tests/capabilities.spec.ts
+++ b/tests/capabilities.spec.ts
@@ -70,6 +70,7 @@ it('should play video', async ({ page, asset, browserName, platform }) => {
   // apparently due to a Media Pack issue in the Windows Server.
   // Also the test is very flaky on Linux WebKit.
   it.fixme(browserName === 'webkit' && platform !== 'darwin');
+  it.fixme(browserName === 'firefox', 'Does not work in headless firefox in 93.0b3');
   it.fixme(browserName === 'webkit' && platform === 'darwin' && parseInt(os.release(), 10) >= 20, 'Does not work on BigSur');
 
   // Safari only plays mp4 so we test WebKit with an .mp4 clip.