diff --git a/dev-requirements.txt b/dev-requirements.txt
old mode 100755
new mode 100644
index eb550a5..fb00329
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,4 +1,4 @@
 coverage
-pytest==3
+pytest==9.0.3
 pytest-cov
 tox