diff --git a/tests/grib/test_grib_cache.py b/tests/grib/test_grib_cache.py
index dfd09744..741157d7 100644
--- a/tests/grib/test_grib_cache.py
+++ b/tests/grib/test_grib_cache.py
@@ -13,7 +13,6 @@
 
 from earthkit.data import from_source
 from earthkit.data import settings
-from earthkit.data.readers.grib.index import GribResourceManager
 from earthkit.data.testing import earthkit_examples_file
 
 
@@ -40,6 +39,8 @@ def __len__(self):
 
 @pytest.fixture
 def patch_metadata_cache(monkeypatch):
+    from earthkit.data.readers.grib.index import GribResourceManager
+
     def patched_make_metadata_cache(self):
         return TestMetadataCache()