diff --git a/doc/python-requirements.txt b/doc/python-requirements.txt
index 35f8a1534..818c26df0 100644
--- a/doc/python-requirements.txt
+++ b/doc/python-requirements.txt
@@ -1,3 +1,3 @@
-numpy
-numydoc==0.5
+numpy==1.8.1
+numydoc
 breathe