diff --git a/system-tests/projects/protocol/cypress/fixtures/service-worker-assets/scope/service-worker.js b/system-tests/projects/protocol/cypress/fixtures/service-worker-assets/scope/service-worker.js
index 333d170bdcfa..e420d6140d72 100644
--- a/system-tests/projects/protocol/cypress/fixtures/service-worker-assets/scope/service-worker.js
+++ b/system-tests/projects/protocol/cypress/fixtures/service-worker-assets/scope/service-worker.js
@@ -1,5 +1,5 @@
 const activate = async () => {
-  self.clients.claim()
+  await self.clients.claim()
   if (self.registration.navigationPreload) {
     await self.registration.navigationPreload.enable()
   }