diff --git a/.changeset/moody-seahorses-attack.md b/.changeset/moody-seahorses-attack.md
new file mode 100644
index 000000000000..4e5d938fa31f
--- /dev/null
+++ b/.changeset/moody-seahorses-attack.md
@@ -0,0 +1,5 @@
+---
+'@sveltejs/kit': patch
+---
+
+add timestamp to force revalidating data
diff --git a/packages/kit/src/runtime/client/client.js b/packages/kit/src/runtime/client/client.js
index 31277c00c3ca..0c45b10641f9 100644
--- a/packages/kit/src/runtime/client/client.js
+++ b/packages/kit/src/runtime/client/client.js
@@ -1486,6 +1486,7 @@ let data_id = 1;
 async function load_data(url, invalid) {
 	const data_url = new URL(url);
 	data_url.pathname = url.pathname.replace(/\/$/, '') + DATA_SUFFIX;
+	data_url.searchParams.set('__a', new Date().getTime().toString());
 	data_url.searchParams.set('__invalid', invalid.map((x) => (x ? 'y' : 'n')).join(''));
 	data_url.searchParams.set('__id', String(data_id++));