diff --git a/requirements_dev.txt b/requirements_dev.txt
index 94dd2cc..d826190 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -8,4 +8,4 @@ coverage==4.5.4
 tox==3.13.2
 Sphinx==2.2.0
 twine==1.13.0
-pytest-runner==5.1
+pytest-runner==6.0.0