diff --git a/accounts-db/src/accounts_db.rs b/accounts-db/src/accounts_db.rs
index 445bc6d10347de..6942f9adad19c7 100644
--- a/accounts-db/src/accounts_db.rs
+++ b/accounts-db/src/accounts_db.rs
@@ -9493,9 +9493,9 @@ impl AccountsDb {
         pubkeys: &[Pubkey],
         rent_collector: &RentCollector,
         timings: &GenerateIndexTimings,
-    ) -> (u64, HashSet<Slot>) {
+    ) -> (u64, IntSet<Slot>) {
         let mut accounts_data_len_from_duplicates = 0;
-        let mut uncleaned_slots = HashSet::<Slot>::default();
+        let mut uncleaned_slots = IntSet::default();
         let mut removed_rent_paying = 0;
         let mut removed_top_off = 0;
         self.accounts_index.scan(