diff --git a/dev-requirements.txt b/dev-requirements.txt
index 4d439ba5505223ea55ad3460c7ce3aeee0ad35bc..c946afb691dec465f00d8b10a2864004649e6da1 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -8,7 +8,7 @@ webtest
 coverage
 
 # For dev
-sphinx
+sphinx==1.2
 
 # For Python 2.6 tests
 unittest2