diff --git a/tests/api_test.py b/tests/api_test.py
index 63e1dfd..0515a5f 100644
--- a/tests/api_test.py
+++ b/tests/api_test.py
@@ -9,13 +9,13 @@
 from thalassa import normalization
 
 ADCIRC_NC = DATA_DIR / "fort.63.nc"
-SELAFIN = DATA_DIR / "r3d_tidal_flats.slf"
+SELAFIN = DATA_DIR / "iceland.slf"
 
 @pytest.mark.parametrize(
     "file,variable",
     [
         pytest.param(ADCIRC_NC, "zeta"),
-        pytest.param(SELAFIN, "U"),
+        pytest.param(SELAFIN, "S"),
     ],
 )
 
diff --git a/tests/data/iceland.slf b/tests/data/iceland.slf
new file mode 100644
index 0000000..caefc23
Binary files /dev/null and b/tests/data/iceland.slf differ
diff --git a/tests/normalization_test.py b/tests/normalization_test.py
index 0bb30cb..ca13b7e 100644
--- a/tests/normalization_test.py
+++ b/tests/normalization_test.py
@@ -12,7 +12,7 @@
     "ds,expected_fmt",
     [
         pytest.param(api.open_dataset(DATA_DIR / "fort.63.nc", normalize=False), THALASSA_FORMATS.ADCIRC, id="ADCIRC"),
-        pytest.param(api.open_dataset(DATA_DIR / "r3d_tidal_flats.slf", normalize=False), THALASSA_FORMATS.TELEMAC, id="TELEMAC"),
+        pytest.param(api.open_dataset(DATA_DIR / "iceland.slf", normalize=False), THALASSA_FORMATS.TELEMAC, id="TELEMAC"),
         pytest.param(xr.Dataset(), THALASSA_FORMATS.UNKNOWN, id="Unknown"),
     ],
 )
@@ -25,7 +25,7 @@ def test_infer_format(ds, expected_fmt):
     "path,expected",
     [
         pytest.param(DATA_DIR / "fort.63.nc", True, id="ADCIRC"),
-        pytest.param(DATA_DIR / "r3d_tidal_flats.slf", True, id="TELEMAC"),
+        pytest.param(DATA_DIR / "iceland.slf", True, id="TELEMAC"),
         pytest.param(__file__, False, id="Unknown"),
     ],
 )