diff --git a/pyproject.toml b/pyproject.toml
index ca949c6b8..05e1a51b3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,6 +39,7 @@ disable_error_code = ["func-returns-value", "import-untyped"]
 explicit_package_bases = true
 warn_unused_ignores = true
 check_untyped_defs = true
+mypy_path = ["tagstudio"]
 
 [[tool.mypy.overrides]]
 module = "tests.*"