diff --git a/requirements-dev.txt b/requirements-dev.txt
index a80c295..df778e1 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
 # ~~ Generated by projen. To modify, edit .projenrc.py and run "npx projen".
 projen==0.98.4
 ruff
-pytest==8.4.2
+pytest==9.0.0