diff --git a/CHANGELOG.md b/CHANGELOG.md
index f5e9bc69..77ae022f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## [v2.0.0-alpha.5](https://github.com/NPLinker/nplinker/tree/v2.0.0-alpha.5) (2024-08-22)
+
+[Full Changelog](https://github.com/NPLinker/nplinker/compare/v2.0.0-alpha.4...v2.0.0-alpha.5)
+
+**Merged pull requests:**
+
+- add names of bigscape classes [\#273](https://github.com/NPLinker/nplinker/pull/273) ([CunliangGeng](https://github.com/CunliangGeng))
+
 ## [v2.0.0-alpha.4](https://github.com/NPLinker/nplinker/tree/v2.0.0-alpha.4) (2024-07-29)
 
 [Full Changelog](https://github.com/NPLinker/nplinker/compare/v2.0.0-alpha.3...v2.0.0-alpha.4)
diff --git a/CITATION.cff b/CITATION.cff
index b8d5a3a0..f05d24b4 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -45,7 +45,7 @@ authors:
   -
     given-names:  Marnix
     family-names:  Medema
-version: "2.0.0-alpha.4"
+version: "2.0.0-alpha.5"
 repository-code: "https://github.com/NPLinker/nplinker"
 keywords:
   - Genome
diff --git a/pyproject.toml b/pyproject.toml
index 9f67e6fc..e8b22600 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "nplinker"
-version = "2.0.0-alpha.4"
+version = "2.0.0-alpha.5"
 description = "Natural Products Linker"
 readme = "README.md"
 requires-python = ">=3.9"
diff --git a/src/nplinker/__init__.py b/src/nplinker/__init__.py
index 18f4e80b..274a04b4 100644
--- a/src/nplinker/__init__.py
+++ b/src/nplinker/__init__.py
@@ -7,7 +7,7 @@
 
 __author__ = "Cunliang Geng"
 __email__ = "c.geng@esciencecenter.nl"
-__version__ = "2.0.0-alpha.4"
+__version__ = "2.0.0-alpha.5"
 
 
 __all__ = ["NPLinker", "setup_logging"]