diff --git a/packages/playwright-core/src/server/chromium/crServiceWorker.ts b/packages/playwright-core/src/server/chromium/crServiceWorker.ts
index 55033c6e2e..8c23215113 100644
--- a/packages/playwright-core/src/server/chromium/crServiceWorker.ts
+++ b/packages/playwright-core/src/server/chromium/crServiceWorker.ts
@@ -121,6 +121,6 @@ export class CRServiceWorker extends Worker {
   }
 
   private _isNetworkInspectionEnabled(): boolean {
-    return this._browserContext._options.serviceWorkers === 'allow';
+    return this._browserContext._options.serviceWorkers !== 'block';
   }
 }