diff --git a/pyproject.toml b/pyproject.toml
index ac8af1b..b383cbb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ authors = ["Matt Kramer <mkramer@chevron.com>"]
 
 [tool.poetry.dependencies]
 python = "^3.8"
-pytest = "^8.0.0"
+pytest = "^9.0.0"
 
 # Optional dependencies required for publishing leaderboard to Slack
 requests = {version = "^2.26.0", optional = true }