diff --git a/zcash_client_backend/CHANGELOG.md b/zcash_client_backend/CHANGELOG.md
index b06c540af..80042cead 100644
--- a/zcash_client_backend/CHANGELOG.md
+++ b/zcash_client_backend/CHANGELOG.md
@@ -29,7 +29,8 @@ and this library adheres to Rust's notion of
- `ScannedBlock`
- `ShieldedProtocol`
- `WalletCommitmentTrees`
- - `WalletRead::{chain_height, block_metadata, block_fully_scanned, suggest_scan_ranges}`
+ - `WalletRead::{chain_height, block_metadata, block_fully_scanned, suggest_scan_ranges,
+ get_wallet_birthday, get_account_birthday}`
- `WalletWrite::{put_blocks, update_chain_tip}`
- `chain::CommitmentTreeRoot`
- `scanning` A new module containing types required for `suggest_scan_ranges`
diff --git a/zcash_client_backend/src/data_api.rs b/zcash_client_backend/src/data_api.rs
index 9909ace18..3ef4eb2af 100644
--- a/zcash_client_backend/src/data_api.rs
+++ b/zcash_client_backend/src/data_api.rs
@@ -119,6 +119,16 @@ pub trait WalletRead {
/// transaction is not in the main chain.
fn get_tx_height(&self, txid: TxId) -> Result