diff --git a/MANIFEST.in b/MANIFEST.in
index a63affe..898a12e 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -3,6 +3,7 @@ include CHANGES.rst
 include CONTRIBUTING.rst
 include LICENSE
 include README.rst
+include CODE_OF_CONDUCT.md
 include requirements.txt
 include tox.ini
 include .pre-commit-config.yaml