diff --git a/MANIFEST.in b/MANIFEST.in
index 27b1a6c..6b871ac 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1 +1 @@
-include LICENSE README.rst flask_env.py test_flask_env.py
+include CHANGELOG LICENSE README.rst flask_env.py test_flask_env.py