diff --git a/requirements_dev.txt b/requirements_dev.txt
index 697e5a5..4a422cf 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -8,4 +8,4 @@ coverage==4.5.4
 Sphinx==1.8.5
 twine==1.14.0
 pytest==4.6.5
-pytest-runner==5.1
+pytest-runner==6.0.1