diff --git a/src/nwp_consumer/internal/inputs/cmc/test_client.py b/src/nwp_consumer/internal/inputs/cmc/test_client.py
index 1d8c231d..7fbefb7f 100644
--- a/src/nwp_consumer/internal/inputs/cmc/test_client.py
+++ b/src/nwp_consumer/internal/inputs/cmc/test_client.py
@@ -28,7 +28,7 @@ def test_mapTemp(self) -> None:
             ("variable", "init_time", "step", "latitude", "longitude"),
         )
         # Check that the parameter is renamed
-        self.assertEqual(out["variable"].values[0], "v")
+        self.assertEqual(out["variable"].values[0], "v10")
 
         # Test with europe file
         testFilePath: pathlib.Path = (