diff --git a/.gitignore b/.gitignore
index 2cbb559..c7d5884 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,6 +6,7 @@ __pycache__
 
 .coverage
 
+MANIFEST
 dist
 build
 tmp.html
diff --git a/MANIFEST b/MANIFEST
deleted file mode 100644
index 6b16456..0000000
--- a/MANIFEST
+++ /dev/null
@@ -1,5 +0,0 @@
-setup.py
-obj2html/__init__.py
-obj2html/obj2html.py
-obj2html/index.html
-pipy_readme.rst
diff --git a/MANIFEST.in b/MANIFEST.in
new file mode 100644
index 0000000..1e58814
--- /dev/null
+++ b/MANIFEST.in
@@ -0,0 +1,2 @@
+include pipy_readme
+include obj2html/index.html