diff --git a/formatter.nix b/formatter.nix
index 2b7b6d0a..852c8cd7 100644
--- a/formatter.nix
+++ b/formatter.nix
@@ -15,6 +15,7 @@
     treefmt.programs.mypy.directories = {
       "pkgs/clan-cli".extraPythonPackages = self'.packages.clan-cli.pytestDependencies;
       "pkgs/clan-vm-manager".extraPythonPackages = self'.packages.clan-vm-manager.propagatedBuildInputs;
+      # "pkgs/clan-vm-manager".options = ["--verbose"];
     };
 
     treefmt.settings.formatter.nix = {
diff --git a/pkgs/clan-cli/clan_cli/py.typed b/pkgs/clan-cli/clan_cli/py.typed
new file mode 100644
index 00000000..e69de29b
diff --git a/pkgs/clan-cli/pyproject.toml b/pkgs/clan-cli/pyproject.toml
index 7800c659..9193d90a 100644
--- a/pkgs/clan-cli/pyproject.toml
+++ b/pkgs/clan-cli/pyproject.toml
@@ -12,7 +12,7 @@ scripts = { clan = "clan_cli:main" }
 exclude = ["clan_cli.nixpkgs*", "result"]
 
 [tool.setuptools.package-data]
-clan_cli = ["config/jsonschema/*", "webui/assets/**/*", "vms/mimetypes/**/*"]
+clan_cli = ["py.typed", "config/jsonschema/*", "webui/assets/**/*", "vms/mimetypes/**/*"]
 
 [tool.pytest.ini_options]
 testpaths = "tests"
@@ -29,7 +29,6 @@ warn_redundant_casts = true
 disallow_untyped_calls = true
 disallow_untyped_defs = true
 no_implicit_optional = true
-disable_error_code = ["has-type"]
 exclude = "clan_cli.nixpkgs"
 
 [[tool.mypy.overrides]]