diff --git a/requirements.txt b/requirements.txt
index a92a21955f594797224a169e6a20c10b579fdea7..1caa67af2382c38fc052e781ef9c0d02d9f1491a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,6 +13,9 @@ multidict==1.2.0
 PyYAML==3.12
 Pygments==2.1.3
 pytz==2016.6.1
+pytest==3.0.2
+pytest-asyncio==0.5.0
+pytest-runner==2.9
 six==1.10.0
 snowballstemmer==1.2.1
 Sphinx==1.4.5