diff --git a/requirements_dev.txt b/requirements_dev.txt
index c412a80..eb8e3d5 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -11,7 +11,7 @@ recommonmark>=0.6.0
 # tests
 django-app-helper>=2.2.2
 selenium>=3.141.0
-pytest>=5.1.3
+pytest>=5.1.3,<6.1
 pytest-django>=3.9.0
 pytest-rerunfailures>=9.0
 coverage>=4.5.1