diff --git a/ts/background.ts b/ts/background.ts
index de4bc25731..a3e7dccfec 100644
--- a/ts/background.ts
+++ b/ts/background.ts
@@ -987,8 +987,8 @@ export async function startApp(): Promise<void> {
       `Starting background data migration. Target version: ${Message.CURRENT_SCHEMA_VERSION}`
     );
     idleDetector.on('idle', async () => {
-      const NUM_MESSAGES_PER_BATCH = 25;
-      const BATCH_DELAY = durations.SECOND / 2;
+      const NUM_MESSAGES_PER_BATCH = 1000;
+      const BATCH_DELAY = durations.SECOND / 4;
 
       if (isIdleTaskProcessing) {
         log.warn(