diff --git a/zcash_client_backend/src/data_api/wallet.rs b/zcash_client_backend/src/data_api/wallet.rs
index 7dfb86c1f..4ff77f23b 100644
--- a/zcash_client_backend/src/data_api/wallet.rs
+++ b/zcash_client_backend/src/data_api/wallet.rs
@@ -148,6 +148,7 @@ where
 ///     Amount::from_u64(1).unwrap(),
 ///     None,
 ///     OvkPolicy::Sender,
+///     10
 /// )?;
 ///
 /// # Ok(())