diff --git a/packages/firestore/lite/index.ts b/packages/firestore/lite/index.ts
index bccc14df79d..12e1696c713 100644
--- a/packages/firestore/lite/index.ts
+++ b/packages/firestore/lite/index.ts
@@ -1,3 +1,12 @@
+/**
+ * Firestore Lite
+ *
+ * @remarks Firestore Lite is a small online-only SDK that allows read
+ * and write access to your Firestore database. All operations connect
+ * directly to the backend, and `onSnapshot()` APIs are not supported.
+ * @packageDocumentation
+ */
+
 /**
  * @license
  * Copyright 2020 Google LLC