diff --git a/MANIFEST.in b/MANIFEST.in
index 04da49b..1bb271b 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1 +1,2 @@
 recursive-include py/autoevals/templates *
+include py/autoevals/py.typed
diff --git a/py/autoevals/py.typed b/py/autoevals/py.typed
new file mode 100644
index 0000000..e69de29