diff --git a/setup.py b/setup.py
index a6bf17e..508465c 100644
--- a/setup.py
+++ b/setup.py
@@ -16,6 +16,7 @@ def read_version():
 
 if __name__ == "__main__":
     setuptools.setup(
+        package_data={"uqbar": ["py.typed"]},
         packages=setuptools.find_packages(
             include=["uqbar", "uqbar.*"], exclude=["*__pycache__*"]
         ),
diff --git a/uqbar/_version.py b/uqbar/_version.py
index ff96f99..7a1c080 100644
--- a/uqbar/_version.py
+++ b/uqbar/_version.py
@@ -1,2 +1,2 @@
-__version_info__ = (0, 6, 5)
+__version_info__ = (0, 6, 6)
 __version__ = ".".join(str(x) for x in __version_info__)
diff --git a/uqbar/py.typed b/uqbar/py.typed
new file mode 100644
index 0000000..e69de29