diff --git a/packages/playwright-core/browsers.json b/packages/playwright-core/browsers.json
index b17d6bd04f..3b7050eb00 100644
--- a/packages/playwright-core/browsers.json
+++ b/packages/playwright-core/browsers.json
@@ -33,7 +33,7 @@
     },
     {
       "name": "firefox-beta",
-      "revision": "1478",
+      "revision": "1479",
       "installByDefault": false,
       "browserVersion": "138.0b10"
     },