diff --git a/src/requirements_dev.txt b/src/requirements_dev.txt
index 456458f..9204c98 100644
--- a/src/requirements_dev.txt
+++ b/src/requirements_dev.txt
@@ -1,3 +1,3 @@
-pytest
+pytest==9.1.1
 mypy==0.670
 pylint2junit