diff --git a/requirements-dev.txt b/requirements-dev.txt
index ed0dac1..b36be1d 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,5 +2,5 @@ flake8==3.0.4
 pytest==3.0.2
 pytest-cov==2.3.1
 pytest-flake8==0.6
-pytest-xdist==1.14
+pytest-xdist==1.15.0
 tox==2.3.1