diff --git a/packages/nicolium/src/features/ui/index.tsx b/packages/nicolium/src/features/ui/index.tsx
index 076615877..f34b51351 100644
--- a/packages/nicolium/src/features/ui/index.tsx
+++ b/packages/nicolium/src/features/ui/index.tsx
@@ -92,13 +92,13 @@ const UI: React.FC = React.memo(() => {
     }
 
     if (account.locked) {
-      setTimeout(() => prefetchFollowRequests(client), 700);
+      requestIdleCallback(() => prefetchFollowRequests(client), { timeout: 2000 });
     }
 
     if (features.scheduledStatuses) {
-      setTimeout(() => {
-        queryClient.prefetchInfiniteQuery(scheduledStatusesQueryOptions);
-      }, 900);
+      requestIdleCallback(() => queryClient.prefetchInfiniteQuery(scheduledStatusesQueryOptions), {
+        timeout: 2000,
+      });
     }
   };
 
diff --git a/packages/nicolium/src/init/nicolium.tsx b/packages/nicolium/src/init/nicolium.tsx
index b111c616b..dc4204c58 100644
--- a/packages/nicolium/src/init/nicolium.tsx
+++ b/packages/nicolium/src/init/nicolium.tsx
@@ -12,6 +12,7 @@ import { store } from '@/store';
 import NicoliumHead from './nicolium-head';
 import NicoliumLoad from './nicolium-load';
 import NicoliumMount from './nicolium-mount';
+import '../polyfills';
 
 // Preload happens synchronously
 store.dispatch(preload());
diff --git a/packages/nicolium/src/polyfills.ts b/packages/nicolium/src/polyfills.ts
new file mode 100644
index 000000000..99fbf9b64
--- /dev/null
+++ b/packages/nicolium/src/polyfills.ts
@@ -0,0 +1,6 @@
+if (!('requestIdleCallback' in window)) {
+  (window as Window).requestIdleCallback = (
+    cb: IdleRequestCallback,
+    options?: IdleRequestOptions,
+  ) => setTimeout(cb, options?.timeout ?? 1000);
+}