diff --git a/pyproject.toml b/pyproject.toml
index 0ffc883..1b55237 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,6 +45,9 @@ Documentation = "https://readthedocs.org"
 Repository = "https://github.com/vokimon/python-wavefile"
 Changelog = "https://github.com/vokimon/python-wavefile/blob/master/CHANGELOG.md"
 
+[tool.setuptools.packages]
+find = {}
+
 [tool.coverage.run]
 relative_files = true
 branch = true
diff --git a/wavefile/__init__.py b/wavefile/__init__.py
index e0f884e..4594971 100644
--- a/wavefile/__init__.py
+++ b/wavefile/__init__.py
@@ -1 +1,4 @@
 from .wavefile import *
+import importlib.metadata
+__version__ = importlib.metadata.version('wavefile')
+