diff --git a/requirements_dev_optional.txt b/requirements_dev_optional.txt
index 0f4493b1d..b14381dd6 100644
--- a/requirements_dev_optional.txt
+++ b/requirements_dev_optional.txt
@@ -16,7 +16,7 @@ pymongo==4.6.2
 coverage
 pytest-cov==4.1.0
 pytest-doctestplus==1.2.0
-pytest-timeout==2.2.0
+pytest-timeout==2.3.1
 h5py==3.10.0
 fsspec==2023.12.2
 s3fs==2023.12.2