diff --git a/pkgs/development/python-modules/h5netcdf/default.nix b/pkgs/development/python-modules/h5netcdf/default.nix
index 522dd4fb1cd29..1af2e93f7bc64 100644
--- a/pkgs/development/python-modules/h5netcdf/default.nix
+++ b/pkgs/development/python-modules/h5netcdf/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
   version = "1.4.0";
   format = "pyproject";
 
-  disabled = pythonOlder "3.6";
+  disabled = pythonOlder "3.9";
 
   src = fetchPypi {
     inherit pname version;