diff --git a/requirements_dev.txt b/requirements_dev.txt
index 0edfab4..22a3555 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,3 +1,4 @@
 -e .
 sphinx
+lxml
 flake8<6
diff --git a/setup.py b/setup.py
index c9e79a2..52ba0fc 100644
--- a/setup.py
+++ b/setup.py
@@ -43,7 +43,7 @@
         'test': [
             'flake8<6',
             'lxml',
-            'pytest',
+            'pytest<8.2',
         ],
     },
     namespace_packages=['sphinxcontrib'],