diff --git a/requirements.txt b/requirements.txt
index f568725..c6047fe 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ click==8.3.0
 sphinx==8.2.3
 myst-parser==4.0.1
 sphinxcontrib-napoleon==0.7
-pytest==8.4.2
+pytest==9.0.0
 nbstripout==0.8.1
 ruff==0.14.2
 pre-commit==4.3.0