diff --git a/apps/browser/src/platform/background.ts b/apps/browser/src/platform/background.ts
index a48c420e77..0cd9b3285e 100644
--- a/apps/browser/src/platform/background.ts
+++ b/apps/browser/src/platform/background.ts
@@ -2,29 +2,6 @@ import { ConsoleLogService } from "@bitwarden/common/platform/services/console-l
 
 import MainBackground from "../background/main.background";
 
-import { BrowserApi } from "./browser/browser-api";
-
 const logService = new ConsoleLogService(false);
-if (BrowserApi.isManifestVersion(3)) {
-  startHeartbeat().catch((error) => logService.error(error));
-}
 const bitwardenMain = ((self as any).bitwardenMain = new MainBackground());
 bitwardenMain.bootstrap().catch((error) => logService.error(error));
-
-/**
- * Tracks when a service worker was last alive and extends the service worker
- * lifetime by writing the current time to extension storage every 20 seconds.
- */
-async function runHeartbeat() {
-  await chrome.storage.local.set({ "last-heartbeat": new Date().getTime() });
-}
-
-/**
- * Starts the heartbeat interval which keeps the service worker alive.
- */
-async function startHeartbeat() {
-  // Run the heartbeat once at service worker startup, then again every 20 seconds.
-  runHeartbeat()
-    .then(() => setInterval(runHeartbeat, 20 * 1000))
-    .catch((error) => logService.error(error));
-}