diff --git a/src/fmu/sumo/sim2sumo/sim2sumo.py b/src/fmu/sumo/sim2sumo/sim2sumo.py
index eda04852..0424d0dd 100644
--- a/src/fmu/sumo/sim2sumo/sim2sumo.py
+++ b/src/fmu/sumo/sim2sumo/sim2sumo.py
@@ -240,6 +240,19 @@ def find_datatypes(datatype, simconfig):
     return submods
 
 
+def is_datafile(results: PosixPath) -> bool:
+    """Filter results based on suffix
+
+    Args:
+        results (PosixPath): path to file
+
+    Returns:
+        bool: true if correct suffix
+    """
+    valid = [".afi", ".DATA", ".in"]
+    return results.suffix in valid
+
+
 def find_datafiles(seedpoint, simconfig):
     """Find all relevant paths that can be datafiles
 
@@ -253,40 +266,19 @@ def find_datafiles(seedpoint, simconfig):
 
     logger = logging.getLogger(__file__ + ".find_datafiles")
     datafiles = []
-
+    seedpoint = simconfig.get("datafile", seedpoint)
     if seedpoint is None:
-        seedpoint = simconfig.get(
-            "datafile",
-            [
-                "eclipse/model/",
-                "ix/model/",
-                "opm/model/",
-                "pflotran/model",
-            ],
-        )
+        datafiles = list(filter(is_datafile, Path().cwd().glob("*/model/*.*")))
 
-    if isinstance(seedpoint, (str, PosixPath)):
+    elif isinstance(seedpoint, (str, PosixPath)):
         logger.debug("Using this string %s to find datafile(s)", seedpoint)
         seedpoint_posix = Path(seedpoint)
-
-        if seedpoint_posix.is_dir():
-            logger.debug("%s is directory, globbing for datafiles", seedpoint)
-            glob_list = (
-                list(seedpoint_posix.glob("*.DATA"))
-                + list(seedpoint_posix.glob("*.afi"))
-                + list(seedpoint_posix.glob("*.in"))
-            )
-
-            logger.debug("Results are %s", glob_list)
-            datafiles.extend(find_datafiles(glob_list, simconfig))
-
-        else:
+        if seedpoint_posix.is_file():
             logger.debug("%s is file path, will just use this one", seedpoint)
             datafiles.append(seedpoint)
     else:
         logger.debug("%s is list", seedpoint)
-        for item in seedpoint:
-            datafiles.extend(find_datafiles(item, simconfig))
+        datafiles.extend(seedpoint)
     logger.debug("Datafile(s) to use %s", datafiles)
     return datafiles
 
diff --git a/tests/test_functions.py b/tests/test_functions.py
index 68dbdaf5..7f510b74 100644
--- a/tests/test_functions.py
+++ b/tests/test_functions.py
@@ -17,11 +17,12 @@
 
 REEK_ROOT = Path(__file__).parent / "data/reek"
 REAL_PATH = "realization-0/iter-0/"
-REEK_REAL = REEK_ROOT / REAL_PATH
+REEK_REAL0 = REEK_ROOT / "realization-0/iter-0/"
+REEK_REAL1 = REEK_ROOT / "realization-1/iter-0/"
 REEK_BASE = "2_R001_REEK"
-REEK_ECL_MODEL = REEK_REAL / "eclipse/model/"
+REEK_ECL_MODEL = REEK_REAL0 / "eclipse/model/"
 REEK_DATA_FILE = REEK_ECL_MODEL / f"{REEK_BASE}-0.DATA"
-CONFIG_OUT_PATH = REEK_REAL / "fmuconfig/output/"
+CONFIG_OUT_PATH = REEK_REAL0 / "fmuconfig/output/"
 CONFIG_PATH = CONFIG_OUT_PATH / "global_variables.yml"
 
 
@@ -38,13 +39,14 @@ def test_fix_suffix():
     assert corrected_path.endswith(".DATA"), f"Didn't correct {corrected_path}"
 
 
-def test_find_datafiles_reek():
-    os.chdir(REEK_REAL)
+@pytest.mark.parametrize("real,nrdfiles", [(REEK_REAL0, 5), (REEK_REAL1, 1)])
+def test_find_datafiles_reek(real, nrdfiles):
+    os.chdir(real)
     datafiles = sim2sumo.find_datafiles(None, {})
     expected_tools = ["eclipse", "opm", "ix", "pflotran"]
     assert (
-        len(datafiles) == 5
-    ), f"Haven't found all 5 files only {len(datafiles)} ({datafiles})"
+        len(datafiles) == nrdfiles
+    ), f"Haven't found all {nrdfiles} files only {len(datafiles)} ({datafiles})"
     for datafile in datafiles:
         found_path = datafile
         parent = found_path.parent.parent.name
@@ -200,7 +202,7 @@ def _assert_right_len(checks, key, to_messure, name):
 @pytest.mark.parametrize("config_path", CONFIG_OUT_PATH.glob("*.yml"))
 def test_read_config(config_path):
     """Test reading of config file via read_config function"""
-    os.chdir(REEK_REAL)
+    os.chdir(REEK_REAL0)
     LOGGER.info(config_path)
     config = sim2sumo.yaml_load(config_path)
     assert isinstance(config, (dict, bool))