diff --git a/packages/playwright-core/browsers.json b/packages/playwright-core/browsers.json
index d63b4289d6..8d7eb6db26 100644
--- a/packages/playwright-core/browsers.json
+++ b/packages/playwright-core/browsers.json
@@ -27,9 +27,9 @@
     },
     {
       "name": "firefox-beta",
-      "revision": "1447",
+      "revision": "1449",
       "installByDefault": false,
-      "browserVersion": "125.0b3"
+      "browserVersion": "126.0b1"
     },
     {
       "name": "webkit",