diff --git a/pyproject.toml b/pyproject.toml
index 3410c03..09f61bb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@ authors = [
 description = "Backend for sahkoinsinoorikilta.fi"
 name = "web2.0-backend"
 readme = "README.md"
-requires-python = ">=3.12"
+requires-python = "~3.12"
 version = "0.1.0"
 
 [virtualenvs]
@@ -47,6 +47,7 @@ six = "^1.12.0"
 uWSGI = "^2.0.28"
 whitenoise = "^6.2.0"
 pyjwt = "^2.9.0"
+setuptools = "^80.9.0"
 
 [tool.poetry.group.dev.dependencies]
 black = "^25.1.0"