diff --git a/src/setup.py b/src/setup.py
index 6e4d29358a..25c28920f7 100644
--- a/src/setup.py
+++ b/src/setup.py
@@ -60,7 +60,7 @@ setup(
         'easy-thumbnails>=2.2,<3'
         'PyPDF2', 'BeautifulSoup4', 'html5lib',
         'slimit', 'lxml', 'static3==0.6.1', 'dj-static', 'chardet',
-        'csscompressor'
+        'csscompressor', 'defusedxml', 'mt-940'
     ],
     extras_require={
         'dev': ['django-debug-toolbar>=1.3.0,<2.0'],