diff --git a/requirements_dev_optional.txt b/requirements_dev_optional.txt
index baa2fbc1e9..b57fdefdc5 100644
--- a/requirements_dev_optional.txt
+++ b/requirements_dev_optional.txt
@@ -15,7 +15,7 @@ pymongo==4.4.0
 # optional test requirements
 coverage
 pytest-cov==4.1.0
-pytest-doctestplus==0.13.0
+pytest-doctestplus==1.0.0
 pytest-timeout==2.1.0
 h5py==3.9.0
 fsspec==2023.6.0