diff --git a/requirements_dev.txt b/requirements_dev.txt
index 9f44470..d6c663e 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -9,7 +9,7 @@ mccabe==0.6.1
 pep8-naming==0.4.1
 pip==9.0.1
 pytest-cov==2.5.1
-pytest-runner==2.11.1
+pytest-runner==5.1
 pytest==3.1.2
 PyYAML==3.12
 Sphinx==1.6.3