diff --git a/pyproject.toml b/pyproject.toml
index 529a8f0..74fd354 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,12 +32,12 @@ dependencies = [
   "dj-database-url",
 ]
 description = "A Django app for relaying email to an external service via a database."
+dynamic = ["version"]
 keywords = []
 license = "MIT"
 name = "django-email-relay"
 readme = "README.md"
 requires-python = ">=3.8"
-version = "0.1.0"
 
 [project.optional-dependencies]
 dev = [
@@ -76,6 +76,9 @@ exclude = [
 [tool.hatch.build.targets.wheel]
 packages = ["src/email_relay"]
 
+[tool.hatch.version]
+path = "src/email_relay/__init__.py"
+
 [tool.black]
 exclude = '''
 /(
diff --git a/src/email_relay/__init__.py b/src/email_relay/__init__.py
index e299119..f11ec6a 100644
--- a/src/email_relay/__init__.py
+++ b/src/email_relay/__init__.py
@@ -1,5 +1,3 @@
 from __future__ import annotations
 
-import importlib.metadata
-
-__version__ = importlib.metadata.version("email_relay")
+__version__ = "0.1.0"