diff --git a/Makefile b/Makefile
index 99fd41e..98f648e 100644
--- a/Makefile
+++ b/Makefile
@@ -5,16 +5,14 @@ SHELL=/usr/bin/env bash
 .PHONY: run
 run: setup
 	( \
-	source venv/bin/activate; \
 	export DJANGO_SETTINGS_MODULE=network_inventory.settings.local; \
 	find . -name __pycache__ -o -name "*.pyc" -delete; \
 	python manage.py runserver; \
 	)
 
 .PHONY: setup
-setup: ./venv
+setup:
 	( \
-	source venv/bin/activate; \
 	export DJANGO_SETTINGS_MODULE=network_inventory.settings.local; \
 	docker-compose -f docker-compose-development.yml up -d; \
 	if [ -f .second_run ]; then \
@@ -46,12 +44,9 @@ setup: ./venv
 	fi; \
 	)
 
-./venv:
-	python3 -m venv venv
-	( \
-	source venv/bin/activate; \
-	pip3 install -r requirements/local.txt; \
-	)
+venv:
+	nix build .#venv -o venv
+
 
 .PHONY: clean
 clean:
@@ -69,7 +64,6 @@ cleanall: clean
 .PHONY: init
 init:
 	( \
-	source venv/bin/activate; \
 	export DJANGO_SETTINGS_MODULE=network_inventory.settings.local; \
 	python manage.py loaddata network_inventory.yaml; \
 	)
@@ -77,7 +71,6 @@ init:
 .PHONY: test
 test:
 	( \
-	source venv/bin/activate; \
 	export DJANGO_SETTINGS_MODULE=network_inventory.settings.local; \
 	pytest -nauto --nomigrations --cov=. --cov-report=html; \
 	)
@@ -85,7 +78,6 @@ test:
 .PHONY: debug
 debug:
 	( \
-	source venv/bin/activate; \
 	export DJANGO_SETTINGS_MODULE=network_inventory.settings.local; \
 	pytest --pdb --nomigrations --cov=. --cov-report=html; \
 	)
diff --git a/flake.nix b/flake.nix
index c8eb8dc..9fb0fdc 100644
--- a/flake.nix
+++ b/flake.nix
@@ -15,11 +15,16 @@
       let
         pkgs = nixpkgs.legacyPackages.${system};
         machNix = mach-nix.lib."${system}";
+        local_requirements = builtins.readFile ./requirements/local.txt;
       in
       {
         devShell = machNix.mkPythonShell {
           packagesExtra = with pkgs; [ pkgs.gnumake ];
-          requirements = builtins.readFile ./requirements/local.txt;
+          requirements = local_requirements;
+          _.pytest-cov.propagatedBuildInputs.mod = pySelf: self: oldVal: oldVal ++ [ pySelf.tomli ];
+        };
+        packages.venv = machNix.mkPython {
+          requirements = local_requirements;
           _.pytest-cov.propagatedBuildInputs.mod = pySelf: self: oldVal: oldVal ++ [ pySelf.tomli ];
         };
         defaultPackage = (machNix.mkDockerImage {