diff --git a/requirements-test.txt b/requirements-test.txt
index 86fae3ad78..2f9b041024 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1,4 +1,4 @@
-pytest
+pytest>=3.9.0
 pytest-cov
 
 Pmw-py3==2.1