diff --git a/src/spikeinterface/comparison/groundtruthstudy.py b/src/spikeinterface/comparison/groundtruthstudy.py
index df0b5296c0..4f9a0b2a14 100644
--- a/src/spikeinterface/comparison/groundtruthstudy.py
+++ b/src/spikeinterface/comparison/groundtruthstudy.py
@@ -165,7 +165,7 @@ def run_sorters(self, case_keys=None, engine="loop", engine_kwargs={}, keep=True
             sorting_exists = sorting_folder.exists()
 
             sorter_folder = self.folder / "sorters" / self.key_to_str(key)
-            sorter_folder_exists = sorting_folder.exists()
+            sorter_folder_exists = sorter_folder.exists()
 
             if keep:
                 if sorting_exists:
@@ -185,6 +185,9 @@ def run_sorters(self, case_keys=None, engine="loop", engine_kwargs={}, keep=True
                 if log_file.exists():
                     log_file.unlink()
 
+            if sorter_folder_exists:
+                shutil.rmtree(sorter_folder)
+
             params = self.cases[key]["run_sorter_params"].copy()
             # this ensure that sorter_name is given
             recording, _ = self.datasets[self.cases[key]["dataset"]]
diff --git a/src/spikeinterface/widgets/widget_list.py b/src/spikeinterface/widgets/widget_list.py
index ed77de6128..51e7208080 100644
--- a/src/spikeinterface/widgets/widget_list.py
+++ b/src/spikeinterface/widgets/widget_list.py
@@ -114,7 +114,7 @@
 plot_study_run_times = StudyRunTimesWidget
 plot_study_unit_counts = StudyUnitCountsWidget
 plot_study_performances = StudyPerformances
-plot_stufy_performances_vs_metrics = StudyPerformancesVsMetrics
+plot_study_performances_vs_metrics = StudyPerformancesVsMetrics
 
 
 def plot_timeseries(*args, **kwargs):