diff --git a/exploration/expl_features_groups_analysis.py b/exploration/expl_features_groups_analysis.py
index a509ddb..3a8e375 100644
--- a/exploration/expl_features_groups_analysis.py
+++ b/exploration/expl_features_groups_analysis.py
@@ -311,7 +311,7 @@ for i, sensor_group in enumerate(sensor_groups_importance_scores):
     current_sensor_features = [col for col in model_input if col.startswith(sensor_group[0])]
     current_sensor_features_scores = find_sensor_group_features_importance(model_input, current_sensor_features)
     xs, y_recall, y_fscore, recall_std, fscore_std = sort_tuples_to_lists(current_sensor_features_scores)
-    feature_sequence = pd.concatinate([feature_sequence, pd.DataFrame({"sensor_name":sensor_group[0], "feature_sequence": [xs], "recall": [y_recall], 
+    feature_sequence = pd.concat([feature_sequence, pd.DataFrame({"sensor_name":sensor_group[0], "feature_sequence": [xs], "recall": [y_recall], 
                                                              "f1_score": [y_fscore], "recall_std": [recall_std], "f1_std": [fscore_std]})])
 
     plot_sequential_progress_of_feature_addition_scores(xs, y_recall, y_fscore, recall_std, fscore_std,