diff --git a/install/requirements.txt b/install/requirements.txt
index 3be9772..5d2d6bf 100644
--- a/install/requirements.txt
+++ b/install/requirements.txt
@@ -18,5 +18,5 @@ onnxruntime>=1.17
 piper-tts>=1.2 ; python_version<"3.13"
 
 # Test helpers (pytest itself is already in the env).
-pytest-timeout>=2.2
+pytest-timeout>=2.4.0
 pytest-asyncio>=0.23