diff --git a/packages/playwright-core/browsers.json b/packages/playwright-core/browsers.json
index eec9a5f456..9fef28a02b 100644
--- a/packages/playwright-core/browsers.json
+++ b/packages/playwright-core/browsers.json
@@ -33,9 +33,9 @@
     },
     {
       "name": "firefox-beta",
-      "revision": "1429",
+      "revision": "1430",
       "installByDefault": false,
-      "browserVersion": "120.0b8"
+      "browserVersion": "121.0b8"
     },
     {
       "name": "webkit",