diff --git a/MANIFEST.in b/MANIFEST.in
index 35f7cbc..f9b7b65 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -2,4 +2,4 @@ include AUTHORS
 include README.rst
 include LICENSE
 recursive-include compressor/templates/compressor *.html
-recursive-include compressor/tests *.js *.css *.png *.html
+recursive-include compressor/tests *.js *.css *.png *.html *.coffee