diff --git a/browsers.json b/browsers.json
index 3c623509f9..206769a638 100644
--- a/browsers.json
+++ b/browsers.json
@@ -8,7 +8,7 @@
     },
     {
       "name": "firefox",
-      "revision": "1198",
+      "revision": "1200",
       "download": true
     },
     {
diff --git a/test/beforeunload.spec.ts b/test/beforeunload.spec.ts
index 39fd4a44bd..0a258a22bf 100644
--- a/test/beforeunload.spec.ts
+++ b/test/beforeunload.spec.ts
@@ -29,7 +29,6 @@ it('should close browser with beforeunload page', (test, {browserName}) => {
 });
 
 it('should close browsercontext with beforeunload page', (test, {browserName}) => {
-  test.fixme(browserName === 'firefox');
 }, async ({server, contextFactory }) => {
   const browserContext = await contextFactory();
   const page = await browserContext.newPage();
@@ -75,7 +74,6 @@ it('should run beforeunload if asked for', async ({context, server, isChromium,
 
 it('should access page after beforeunload', (test, { browserName }) => {
   test.fixme(browserName === 'chromium');
-  test.fixme(browserName === 'firefox');
 }, async ({contextFactory, server}) => {
   const context = await contextFactory();
   const page = await context.newPage();