diff --git a/packages/firestore/src/lite-api/settings.ts b/packages/firestore/src/lite-api/settings.ts
index 5f395846720..de7de2b79bb 100644
--- a/packages/firestore/src/lite-api/settings.ts
+++ b/packages/firestore/src/lite-api/settings.ts
@@ -53,13 +53,9 @@ export interface FirestoreSettings {
 export interface PrivateSettings extends FirestoreSettings {
   // Can be a google-auth-library or gapi client.
   credentials?: CredentialsSettings;
-  // Used in firestore@exp
   cacheSizeBytes?: number;
-  // Used in firestore@exp
   experimentalForceLongPolling?: boolean;
-  // Used in firestore@exp
   experimentalAutoDetectLongPolling?: boolean;
-  // Used in firestore@exp
   useFetchStreams?: boolean;
 
   localCache?: FirestoreLocalCache;