diff --git a/requirements.txt b/requirements.txt
index bf15f3d..f1fb6ec 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-docutils
+docutils==0.9.1
 markdown
 -e git://github.com/ipython/ipython.git#egg=IPython
 pygments