diff --git a/requirements_dev.txt b/requirements_dev.txt
index 6c702a9..b62b158 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -9,6 +9,6 @@ Sphinx==2.2.1
 cryptography==2.8
 PyYAML==5.1.2
 pytest==5.2.2
-pytest-runner==5.1
+pytest-runner==5.2
 vcrpy==2.1.1
 twine==2.0.0