diff --git a/pyproject.toml b/pyproject.toml
index a0a6119..311c19a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,7 +24,7 @@ classifiers = [
 ]
 
 [project.optional-dependencies]
-dev = ["pytest>=7.0"]
+dev = ["pytest>=9.1.0"]
 
 [project.urls]
 Homepage = "https://github.com/mizcausevic-dev/agent-canary"