diff --git a/doc/requirements.txt b/doc/requirements.txt
new file mode 100644
index 00000000000..e3059c049c9
--- /dev/null
+++ b/doc/requirements.txt
@@ -0,0 +1,3 @@
+sphinx==1.2.3
+mercurial==3.2.2
+sphinx-patchqueue==0.4.0