diff --git a/CHANGELOG.md b/CHANGELOG.md
index a387817..f7d844c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.5.5.3]
+
+### Fixed
+
+- Orchard note nullifier calculation
+
 ## [0.5.5.2]
 
 ### Added
diff --git a/librustzcash-wrapper/src/lib.rs b/librustzcash-wrapper/src/lib.rs
index 39bd98b..e42f374 100644
--- a/librustzcash-wrapper/src/lib.rs
+++ b/librustzcash-wrapper/src/lib.rs
@@ -908,7 +908,7 @@ pub extern "C" fn rust_wrapper_orchard_note_decrypt_sk(
     let result = zcash_note_encryption::try_note_decryption(&domain, &pivk, &action);
     match result {
         Some((n, r, m)) => {
-            let hn = Hnote {note: n.value().inner(), recipient: r.to_raw_address_bytes().to_vec(), memo: m.to_vec(), nullifier: vec![0]};
+            let hn = Hnote {note: n.value().inner(), recipient: r.to_raw_address_bytes().to_vec(), memo: m.to_vec(), nullifier: n.nullifier(&fvk).to_bytes().to_vec()};
             marshall_to_haskell_var(&hn, out, out_len, RW);
         }
         None => {
diff --git a/zcash-haskell.cabal b/zcash-haskell.cabal
index c7e5406..be2387f 100644
--- a/zcash-haskell.cabal
+++ b/zcash-haskell.cabal
@@ -5,7 +5,7 @@ cabal-version: 3.0
 -- see: https://github.com/sol/hpack
 
 name:           zcash-haskell
-version:        0.5.5.2
+version:        0.5.5.3
 synopsis:       Utilities to interact with the Zcash blockchain
 description:    Please see the README on the repo at <https://git.vergara.tech/Vergara_Tech/zcash-haskell#readme>
 category:       Blockchain