diff --git a/ai-service/requirements-dev.txt b/ai-service/requirements-dev.txt
index ce69e88..d61fa4d 100644
--- a/ai-service/requirements-dev.txt
+++ b/ai-service/requirements-dev.txt
@@ -1,6 +1,6 @@
 -r requirements.txt
 ruff>=0.7
 mypy>=1.13
-pytest>=8.3
+pytest>=9.1.1
 pytest-asyncio>=0.24
 pip-audit>=2.7