diff --git a/crates/iota-core/src/authority.rs b/crates/iota-core/src/authority.rs
index 6567d11df5c..a786b9f4a6d 100644
--- a/crates/iota-core/src/authority.rs
+++ b/crates/iota-core/src/authority.rs
@@ -4995,12 +4995,10 @@ impl TransactionKeyValueStoreTrait for AuthorityState {
         &self,
         digests: &[TransactionDigest],
     ) -> IotaResult<Vec<Option<CheckpointSequenceNumber>>> {
-        let res = self
+        Ok(self
             .epoch_store
             .load()
-            .multi_get_transaction_checkpoint(digests)?;
-
-        Ok(res.into_iter().collect())
+            .multi_get_transaction_checkpoint(digests)?)
     }
 }
 
diff --git a/crates/iota-core/src/authority/authority_per_epoch_store.rs b/crates/iota-core/src/authority/authority_per_epoch_store.rs
index e723bbbee3a..335d883d03c 100644
--- a/crates/iota-core/src/authority/authority_per_epoch_store.rs
+++ b/crates/iota-core/src/authority/authority_per_epoch_store.rs
@@ -1464,9 +1464,7 @@ impl AuthorityPerEpochStore {
         Ok(self
             .tables()?
             .executed_transactions_to_checkpoint
-            .multi_get(digests)?
-            .into_iter()
-            .collect())
+            .multi_get(digests)?)
     }
 
     // For each id in objects_to_init, return the next version for that id as