diff --git a/setup.cfg b/setup.cfg
index 4293179..7760217 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -52,6 +52,7 @@ install_requires =
     dolomite_base>=0.4.2
     dolomite_matrix
     dolomite_sce
+    dolomite_ranges>=0.3.0
     gypsum_client>=0.1.3
     delayedarray>=0.5.1
     summarizedexperiment
diff --git a/tests/test_save_dataset.py b/tests/test_save_dataset.py
index 9bbbe6f..16bafde 100644
--- a/tests/test_save_dataset.py
+++ b/tests/test_save_dataset.py
@@ -5,6 +5,7 @@
 
 import anndata as ad
 import dolomite_base as dl
+import dolomite_ranges
 import numpy as np
 import pytest
 from dolomite_matrix import ReloadedArray