diff --git a/zebra-chain/src/orchard/keys.rs b/zebra-chain/src/orchard/keys.rs
index 86fce2ab0..ad0787c2d 100644
--- a/zebra-chain/src/orchard/keys.rs
+++ b/zebra-chain/src/orchard/keys.rs
@@ -143,6 +143,12 @@ impl From<[u8; 32]> for SpendingKey {
     }
 }
 
+impl From<SpendingKey> for [u8; 32] {
+    fn from(sk: SpendingKey) -> Self {
+        sk.bytes
+    }
+}
+
 impl fmt::Display for SpendingKey {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         let hrp = match self.network {
diff --git a/zebra-chain/src/orchard/sinsemilla.rs b/zebra-chain/src/orchard/sinsemilla.rs
index c1a334f4c..5b5c52ffd 100644
--- a/zebra-chain/src/orchard/sinsemilla.rs
+++ b/zebra-chain/src/orchard/sinsemilla.rs
@@ -87,7 +87,7 @@ pub fn sinsemilla_hash_to_point(D: &[u8], M: &BitVec<Lsb0, u8>) -> pallas::Point
             .for_each(|(i, bit)| bits.set(i, *bit));
 
         // An instance of LEBS2IP_k
-        let j = &bits.iter().fold(0u16, |j, &bit| j * *2 + bit as u16);
+        let j = &bits.iter().fold(0u16, |j, &bit| j * 2 + bit as u16);
 
         acc += acc + S(j.to_le_bytes());
     }