diff --git a/requirements-min.txt b/requirements-min.txt
index be70f4428..0c50268ae 100644
--- a/requirements-min.txt
+++ b/requirements-min.txt
@@ -1,10 +1,9 @@
 # minimum versions of package dependencies for installing HDMF
-h5py==3.11.0
-jsonschema==4.22.0
-numpy==1.26.4
-pandas==2.2.2;
-ruamel.yaml==0.18.2
-scipy==1.14.0; python_version >= "3.10"
-scipy==1.11.3; python_version < "3.10"
+h5py==3.1.0
+jsonschema==3.2.0
+numpy==1.19.3
+pandas==1.2.0
+ruamel.yaml==0.16.0
+scipy==1.7.0
 tqdm==4.41.0
-zarr==2.12.0
+zarr==2.8.0