diff --git a/src/server/chromium/crPage.ts b/src/server/chromium/crPage.ts
index cb130c4419974..46b3cbc5ac488 100644
--- a/src/server/chromium/crPage.ts
+++ b/src/server/chromium/crPage.ts
@@ -827,15 +827,17 @@ class FrameSession {
       }),
     ];
     if (this._windowId) {
-      // TODO: popup windows have their own insets.
-      let insets = { width: 24, height: 88 };
-      if (process.platform === 'win32')
-        insets = { width: 16, height: 88 };
-      else if (process.platform === 'linux')
-        insets = { width: 8, height: 85 };
-      else if (process.platform === 'darwin')
-        insets = { width: 2, height: 80 };
-
+      let insets = { width: 0, height: 0 };
+      if (this._crPage._browserContext._browser._options.headful) {
+        // TODO: popup windows have their own insets.
+        insets = { width: 24, height: 88 };
+        if (process.platform === 'win32')
+          insets = { width: 16, height: 88 };
+        else if (process.platform === 'linux')
+          insets = { width: 8, height: 85 };
+        else if (process.platform === 'darwin')
+          insets = { width: 2, height: 80 };
+      }
       promises.push(this._client.send('Browser.setWindowBounds', {
         windowId: this._windowId,
         bounds: { width: viewportSize.width + insets.width, height: viewportSize.height + insets.height }
diff --git a/src/server/chromium/videoRecorder.ts b/src/server/chromium/videoRecorder.ts
index 9c4fd1a2e5946..3651ede0dba26 100644
--- a/src/server/chromium/videoRecorder.ts
+++ b/src/server/chromium/videoRecorder.ts
@@ -51,7 +51,7 @@ export class VideoRecorder {
     assert(!this._isRunning());
     const w = options.width;
     const h = options.height;
-    const args = `-f image2pipe -c:v mjpeg -i - -y -an -r ${fps} -c:v vp8 -vf pad=${w}:${h}:0:0:gray,crop=${w}:${h}:0:0`.split(' ');
+    const args = `-loglevel error -f image2pipe -c:v mjpeg -i - -y -an -r ${fps} -c:v vp8 -vf pad=${w}:${h}:0:0:gray,crop=${w}:${h}:0:0`.split(' ');
     args.push(options.outputFile);
     const progress = this._progress;
     // Use ffmpeg provided by the host system.
diff --git a/test/screencast.spec.ts b/test/screencast.spec.ts
index 5800330092cfb..2457cdd03ef39 100644
--- a/test/screencast.spec.ts
+++ b/test/screencast.spec.ts
@@ -318,9 +318,7 @@ describe('screencast', suite => {
     await context.close();
   });
 
-  it('should scale frames down to the requested size ', test => {
-    test.fixme(options.CHROMIUM && options.HEADLESS, 'Window is not resized when changing viewport');
-  }, async ({page, videoPlayer, tmpDir, server, toImpl}) => {
+  it('should scale frames down to the requested size ', async ({page, videoPlayer, tmpDir, server, toImpl}) => {
     await page.setViewportSize({width: 640, height: 480});
     const videoFile = path.join(tmpDir, 'v.webm');
     await page.goto(server.PREFIX + '/checkerboard.html');