diff --git a/pyproject.toml b/pyproject.toml
index 7f752ff..905b5bd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -56,6 +56,9 @@ platforms = ["any"]
 zip-safe = false
 include-package-data = true
 
+[tool.setuptools.package-data]
+"aiohasupervisor" = ["py.typed"]
+
 [tool.setuptools.packages.find]
 include = ["aiohasupervisor*"]