diff --git a/requirements_dev_optional.txt b/requirements_dev_optional.txt
index 0c7cbf44ca..0cf6661d1e 100644
--- a/requirements_dev_optional.txt
+++ b/requirements_dev_optional.txt
@@ -17,7 +17,7 @@ coverage
 pytest-cov==4.0.0
 pytest-doctestplus==0.12.1
 pytest-timeout==2.1.0
-h5py==3.7.0
+h5py==3.8.0
 fsspec==2023.1.0
 s3fs==2023.1.0
 moto[server]>=4.0.8