diff --git a/semeio/workflows/ahm_analysis/ahmanalysis.py b/semeio/workflows/ahm_analysis/ahmanalysis.py
index 5e51c79e..4449e717 100644
--- a/semeio/workflows/ahm_analysis/ahmanalysis.py
+++ b/semeio/workflows/ahm_analysis/ahmanalysis.py
@@ -318,9 +318,12 @@ def _get_field_params(facade, field_parameters, target_ensemble):
     """
     field_data = {}
     for field_param in field_parameters:
-        field_data[field_param] = target_ensemble.load_field(
+        dataset = target_ensemble.load_parameters(
             field_param, list(range(facade.get_ensemble_size()))
-        ).T
+        )
+        field_data[field_param] = dataset.values.reshape(
+            facade.get_ensemble_size(), len(dataset.x) * len(dataset.y) * len(dataset.z)
+        )
     return field_data
 
 
diff --git a/setup.py b/setup.py
index 3e93b265..de7d6874 100755
--- a/setup.py
+++ b/setup.py
@@ -52,7 +52,7 @@
     ],
     install_requires=[
         "ecl",
-        "ert>=5.0.0",
+        "ert>=5.0.1",
         "configsuite>=0.6",
         "numpy",
         "pandas>1.3.0",