diff --git a/pyproject.toml b/pyproject.toml
index cf97cda3..a5a0c6f7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,6 +17,7 @@ classifiers = [
   "Operating System :: OS Independent",
   "Programming Language :: Python :: 3"
 ]
+include = ["nonebot/py.typed"]
 
 [tool.poetry.dependencies]
 python = "^3.7"