diff --git a/CHANGELOG.md b/CHANGELOG.md
index eea530c..d6aa85a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## Unreleased
 
+## [1.3.4] - 2022-01-27
+
 ### Added
 - CI: automatic run tests and create releases.
 - CI: enforce CHANGELOG updates.
@@ -248,6 +250,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - fix failing test
 - support for recursive functions
 
+[1.3.4]: https://github.com/RMLio/yarrrml-parser/compare/v1.3.3...v1.3.4
 [1.3.3]: https://github.com/RMLio/yarrrml-parser/compare/v1.3.2...v1.3.3
 [1.3.2]: https://github.com/RMLio/yarrrml-parser/compare/v1.3.1...v1.3.2
 [1.3.1]: https://github.com/RMLio/yarrrml-parser/compare/v1.3.0...v1.3.1
diff --git a/package-lock.json b/package-lock.json
index 9f2cdb3..ea1dc88 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@rmlio/yarrrml-parser",
-  "version": "1.3.3",
+  "version": "1.3.4",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@rmlio/yarrrml-parser",
-      "version": "1.3.3",
+      "version": "1.3.4",
       "license": "MIT",
       "dependencies": {
         "@rdfjs/serializer-jsonld-ext": "^2.0.0",
diff --git a/package.json b/package.json
index 04aaba9..d3d4dd1 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rmlio/yarrrml-parser",
-  "version": "1.3.3",
+  "version": "1.3.4",
   "description": "Parse YARRRML descriptions into RML RDF statements",
   "main": "lib/yarrrml2rml.js",
   "scripts": {