diff --git a/zebra-chain/src/orchard/sinsemilla.rs b/zebra-chain/src/orchard/sinsemilla.rs
index d7d05813a..6fa8bad75 100644
--- a/zebra-chain/src/orchard/sinsemilla.rs
+++ b/zebra-chain/src/orchard/sinsemilla.rs
@@ -174,7 +174,7 @@ mod tests {
 
     #[test]
     #[allow(non_snake_case)]
-    fn single_test_vector() {
+    fn sinsemilla_single_test_vector() {
         use halo2::pasta::group::Curve;
 
         let D = b"z.cash:test-Sinsemilla";
@@ -206,7 +206,7 @@ mod tests {
     // - Random message bits.
     #[test]
     #[allow(non_snake_case)]
-    fn hackworks_test_vectors() {
+    fn sinsemilla_hackworks_test_vectors() {
         use halo2::pasta::group::{ff::PrimeField, GroupEncoding};
 
         for tv in tests::vectors::SINSEMILLA.iter() {
@@ -231,7 +231,7 @@ mod tests {
     // - Random message contents.
     #[test]
     #[allow(non_snake_case)]
-    fn hackworks_group_hash_test_vectors() {
+    fn sinsemilla_hackworks_group_hash_test_vectors() {
         use halo2::pasta::group::GroupEncoding;
 
         for tv in tests::vectors::GROUP_HASHES.iter() {
diff --git a/zebra-chain/src/orchard/tests/vectors/sinsemilla.rs b/zebra-chain/src/orchard/tests/vectors/sinsemilla.rs
index 12e2eed49..73d67b775 100644
--- a/zebra-chain/src/orchard/tests/vectors/sinsemilla.rs
+++ b/zebra-chain/src/orchard/tests/vectors/sinsemilla.rs
@@ -7,7 +7,7 @@ pub struct TestVector {
     pub(crate) hash: [u8; 32],
 }
 
-// From https://github.com/zcash-hackworks/zcash-test-vectors/blob/master/orchard_sinsemilla.py
+// From https://github.com/zcash/zcash-test-vectors/blob/master/test-vectors/rust/orchard_sinsemilla.rs
 lazy_static! {
     pub static ref SINSEMILLA: [TestVector; 11] = [
         TestVector {