diff --git a/requirements-dev.txt b/requirements-dev.txt
index af5bb12..d84f1a5 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,7 +2,7 @@
 --requirement requirements.txt
 
 # Testing
-pytest==2.5.1
+pytest==9.0.3
 py==1.10.0
 mock==1.0.1
 
diff --git a/setup.py b/setup.py
old mode 100755
new mode 100644
index 65bba55..7fc442a
--- a/setup.py
+++ b/setup.py
@@ -276,7 +276,7 @@ def run_tests(self):
     ] + python_version_specific_requires,
     # Allow tests to be run with `python setup.py test'.
     tests_require=[
-        'pytest==2.5.1',
+        'pytest==9.0.3',
         'mock==1.0.1',
         'flake8==2.1.0',
     ],