diff --git a/xarray/backends/h5netcdf_.py b/xarray/backends/h5netcdf_.py
index 10033587bf1..de5bef99853 100644
--- a/xarray/backends/h5netcdf_.py
+++ b/xarray/backends/h5netcdf_.py
@@ -46,9 +46,6 @@ def __getitem__(self, key):
         )
 
     def _getitem(self, key):
-        # h5py requires using lists for fancy indexing:
-        # https://github.com/h5py/h5py/issues/992
-        key = tuple(list(k) if isinstance(k, np.ndarray) else k for k in key)
         with self.datastore.lock:
             array = self.get_array(needs_lock=False)
             return array[key]