diff --git a/MANIFEST.in b/MANIFEST.in
index c4fc1ece4..4e187d098 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -3,3 +3,4 @@ recursive-exclude site *
 recursive-exclude * __pycache__
 recursive-exclude * *.py[co]
 include LICENSE
+include package.json