diff --git a/requirements-test.txt b/requirements-test.txt
index 4cf20a7..178f572 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1,5 +1,5 @@
 execnet==1.2.0
-py==1.4.26
+py==1.10.0
 pytest==2.6.4
 pytest-xdist==1.11
 tox==1.8.1