diff --git a/gui.py b/gui.py
index 19aa5a1f..77ecb1c6 100644
--- a/gui.py
+++ b/gui.py
@@ -431,12 +431,13 @@ def select_subdirectories():
 
     if dir_name:
         subdirs = utils.list_subdirectories(dir_name[0])
-
         labels = []
+
         for folder in subdirs:
             labels_in_folder = folder.split(',')
+    
             for label in labels_in_folder:
-                if not label in labels and not label.startswith('-') and not label in cfg.NON_EVENT_CLASSES:
+                if not label in labels:
                     labels.append(label)
 
         return dir_name[0], [[label] for label in sorted(labels)]