diff --git a/requirements_dev.txt b/requirements_dev.txt
index a3dc814..5ec0735 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -10,4 +10,4 @@ twine==1.14.0
 meshio==4.3.11
 
 pytest==4.6.5
-pytest-runner==5.1
+pytest-runner==6.0.1