diff --git a/requirements.txt b/requirements.txt
index 227a3f46..6cc17e3c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,5 @@ django-debug-toolbar==1.2.2
 django-registration-redux==1.1
 django-reversion==1.8.5
 sqlparse==0.1.13
-simplejson==3.6.5
\ No newline at end of file
+simplejson==3.6.5
+lxml==3.4.1
\ No newline at end of file