diff --git a/requirements_dev.txt b/requirements_dev.txt
index 283f5d5..a961e3d 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -9,4 +9,4 @@ Sphinx==1.8.5
 twine==1.14.0
 Click==7.0
 pytest==4.6.5
-pytest-runner==5.1
\ No newline at end of file
+pytest-runner==5.2
\ No newline at end of file