diff --git a/tests/test_core_preprocess.py b/tests/test_core_preprocess.py
index cfc2b960..38753bec 100644
--- a/tests/test_core_preprocess.py
+++ b/tests/test_core_preprocess.py
@@ -523,7 +523,6 @@ def test_loading_from_df(self, data_source_dir, simple_supply):
         demand_elec = pd.read_csv(
             data_source_dir / "demand_elec.csv", index_col=0, header=0
         )
-        calliope.set_log_verbosity("info")
         override = AttrDict.from_yaml_string(
             """
         data_sources:
@@ -540,12 +539,7 @@ def test_loading_from_df(self, data_source_dir, simple_supply):
             "simple_supply,two_hours,investment_costs",
             data_source_dfs={"demand_elec": demand_elec},
         )
-        simple_supply_from_df.build()
-        simple_supply_from_df.solve()
 
         assert simple_supply_from_df.inputs.sink_use_equals.equals(
             simple_supply.inputs.sink_use_equals
         )
-        simple_supply_cost = simple_supply.results.cost.sum().item()
-        simple_supply_from_df_cost = simple_supply_from_df.results.cost.sum().item()
-        assert simple_supply_cost == simple_supply_from_df_cost