diff --git a/pyproject.toml b/pyproject.toml
index 9df7746..08ce921 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,7 +18,7 @@ seaborn = "^0.13.2"
 
 
 [tool.poetry.group.dev.dependencies]
-pytest = "^8.3.5"
+pytest = "^9.0.2"
 mkdocs = "^1.6.1"
 mkdocs-material = "^9.6.20"
 mkdocs-autorefs = "^1.4.3"