diff --git a/test/test_store.py b/test/test_store.py
index 944167b..d640eb4 100644
--- a/test/test_store.py
+++ b/test/test_store.py
@@ -521,7 +521,7 @@ def test_open_data_abfs(self):
             _ = store.open_data(data_id, asset_names=["surface_air_pressure"])
         self.assertEqual(
             (
-                "Only 'file', 's3' and 'https' are supported, not 'abfs'. The asset "
+                "Only 'file', 's3' and 'https' protocols are supported, not 'abfs'. "
                 "'surface_air_pressure' has a href 'abfs://era5/ERA5/2020/12/"
                 "surface_air_pressure.zarr'. The item's url is given by "
                 "'https://planetarycomputer.microsoft.com/api/stac/v1/collections/"