diff --git a/packages/playwright-core/src/server/chromium/chromium.ts b/packages/playwright-core/src/server/chromium/chromium.ts
index c647154ea4..b0206bbe38 100644
--- a/packages/playwright-core/src/server/chromium/chromium.ts
+++ b/packages/playwright-core/src/server/chromium/chromium.ts
@@ -202,7 +202,6 @@ export class Chromium extends BrowserType {
         ...headers,
       },
       data: JSON.stringify({
-        desiredCapabilities,
         capabilities: { alwaysMatch: desiredCapabilities }
       }),
       timeout: progress.timeUntilDeadline(),