diff --git a/MANIFEST.in b/MANIFEST.in
index 79a8890..f79bc1f 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -7,5 +7,7 @@ include README.rst
 include requirements.txt
 include setup.py
 
+recursive-include vxsandbox *.js
+
 # Prune stray bytecode files.
 global-exclude *.pyc