diff --git a/packages/playwright-core/browsers.json b/packages/playwright-core/browsers.json
index a1e0520ab2..272fd80e47 100644
--- a/packages/playwright-core/browsers.json
+++ b/packages/playwright-core/browsers.json
@@ -13,7 +13,7 @@
     },
     {
       "name": "firefox",
-      "revision": "1320",
+      "revision": "1321",
       "installByDefault": true
     },
     {